I. Correspondence with individuals
Cleveland Abbe 1903
Charles G. Abbot 1902 - 1937
John J. Abel 1915 - 1936
Giorgio Abetti 1909 - 1935
J. H. Abraham 1902 - 1904
Comfort A. Adams 1919 - 1920
Edward Dean Adams 1920 - 1928
Edward F. Adams 1938
Walter S. Adams 1904 - 1937
Alexander Agassiz 1904 - 1910
Agriculture, Secretary of 1916 - 1928
R. G. Aitken 1905 - 1935
Lawrence Aller 1931
J. S. Ames 1900 - 1917
Loring B. Andrews 1936
J. A. Anderson 1928 - 1935
James R. Angell 1901 - 1924
E. M. Antoniadi 1924 - 1930
Henry E. Armstrong no date
Trevor Arnett 1904 - 1936
Svante Arrhenius 1904 - 1926
Attwill no date
A. Auwers 1912 - 1915
Edward Ayer 1899
Allan H. Babcock 1910
Harold D. Babcock 1925 - 1933
O. Backlund 1904
Francis H. Bacon Co. 1918
L. H. Baekelund 1916 - 1936
I. W. Bailey 1917
M. B. Baillaud 1908 - 1920
C. H. Collins Baker 1932 - 1933
William C. Baker 1915 - 1916
H. G. Van de Sande Bakhuyzen 1915 - 1916
George J. Baldwin 1907 - 1908
Sir Robert Ball 1901 - 1914
W. P. Bancroft 1919 - 1920
LLewellys F. Barker 1902 - 1924
E. E. Barnard 1898 - 1924
E. C. Barrett 1911 - 1936
S. B. Barrett 1899 - 1935
Albert L. Barrows 1919 - 1934
H. Bateman 1916 - 1920
L. A. Bauer 1898 - 1926
F. E. Baxandall 1904 - 1924
Belgian League of Honor 1937
Alexander Graham Bell 1906
Sir Hugh Bell 1916
Louis Bell 1911
Bell Telephone Laboratories 1930
A. Belopolsky 1904 - 1933
H. Y. Benedict 1932
Bickers and Co. 1911
Albert S. Bickmore 1903
M. B. Bielski 1937
Frank H. Bigelow 1902 - 1911
M. G. Bigourdan 1908 - 1927
J. S. Billings 1902 - 1909
E. W. Birge 1902 - 1919
V. Bjerknes 1924 - 1926
Pietro Blaserna 1909 - 1914
E. W. Blatchford 1899 - 1913
Mildred Bliss 1937
Franz Boas 1916
Vicomte Roger du Boberil 1912 - 1921
Marston T. Bogert 1916 - 1917
Hamilton B. Bogue 1885
B. B. Boltwood 1915
Lewis Boss 1902
Boston University no date
William Bowie 1917 - 1931
Isaiah Bowman 1932 - 1935
Dr. Th. Boveri 1912 - 1913
F. P. Brackett 1924 - 1931
W. H. Bragg 1929 - 1935
F. E. Brasch 1927
J. A. Brashear 1897 - 1932
Charles Breasted 1924 - 1942
James H. Breasted 1897 - 1935
Norman Bridge 1907 - 1931
P. W. Bridgman 1918
Robert Bridges 1929
W. W. Brierly 1928 - 1935
Paul Brockett 1913 - 1935)
E. W. Brown 1914 - 1932
G. G. Brown 1865
Ada M. Browne 1896 - 1916
Catherine and M. W. Bruce 1899
Bumpus Family 1899 - 1902
H. A. Bumstead 1918 - 1921
George K. Burgess 1925 - 1929
S. W. Burnham 1898 - 1921
Ernest D. Burton 1913 - 1915
Albert Alfred Buss 1926 - 1927
C. P. Butler 1910
Howard Russell Butler 1925 - 1926
W. G. Cady 1905 - 1923
California Institute of Technology 1919 - 1925
California Institute of Associates 1926 - 1936
California Institute Budgets, Costs and Estimates 1928 - 1937
Caltech Construction 1928 - 1936
Caltech 200" Tools and Equipment 1928 - 1936
Caltech Correspondence on 200" (Miscellaneous) - Z
Correspondence with press and publishers re 200" 1928 - 36
Correspondence re 200" with railroads 1934 - 1936
Miscellaneous articles re 200" for publication 1928
Correspondence with San Diego re 200" 1930 - 1936
California Jewish Voice 1914
W. W. Campbell 1900 - 1935
Walter B. Cannon 1916 - 1917
William Carty 1905
Prof. Edward Capps 1905 - 1907
G. W. Carman 1903
Andrew Carnegie 1903 - 1932
Carnegie Institution of Washington 1904 - 1936
Ford A. Carpenter 1914 - 1927
F. I. Carpenter 1903 - 1923
J. A. Carroll 1924 - 1933
Prof. Edna Carter 1932
John J. Carty 1916 - 1933
Leona Carver 1905
Alex Caskey 1906
J. McKeen Cattell 1900 - 1927
T. C. Chamberlain 1898 - 1928
Harry Chandler "Times" 1927 - 1934
W. E. Chandler 1901
C. A. Chant 1909
Professor S. Chapman 1935 - 1936
Charles M. Childs 1905
Prof. Russell Chittenden 1910 - 1917
W. H. Christie 1903 - 1904
Professor Chrystal 1903 - 1904
City Planning Committee 1921 - 1928
F. M. Clapp 1920 - 1933
J. M. Clarke 1916 - 1922
Dugald Clerk 1918 - 1929
Agnes M. Clerke 1903 - 1906
Professor H. E. Clifford 1902 - 1926
W. E. Clough 1899
Samuel T. Clover 1924 - 1926
Henry Ives Cobb 1897 -
Howard E. Coffin 1916 - 1917
W. A. Cogshall 1904 - 1905
Frank W. Collins 1905 - 1906
Karl T. Compton 1930 - 1933
George C. Comstock 1899 - 1915
Edwin G. Conklin 1910 - 1926
Mary and Leander Conklin 1899 - 1930
William Conklin 1905 - 1907
W. M. Cook 1899
Dr. Donald Cooksey 1931 - 1933
D. W. Coolidge 1906
Corning Glassworks 1931 - 1936
A. L. Cortie, S. J. 1902 - 1926
F. O. Cottrell 1919
J. M. Coulter 1900 - 1917
W. T. Councilman 1913
Courier-Post Newspapers 1931
John Cox 1903
R. T. Crawford 1907 - 1909
Henry Crew 1900 - 1934
Charles R. Cross 1900 - 1920
Whitman Cross 1913 - 1916
C. E. Crowley 1906
William Crozier 1916 - 1917
H. D. Curtis 1902 - 1931
Samuel I. Curtis 1903
Charles W. Dabney 1932
C. D. Daggett 1907 - 1920
Henry D. Dakin 1918
M. Gaston Darboux 1912 - 1916
H. Z. Darrah 1902 - 1907
E. H. Darville 1926
George Darwin 1908 - 1912
Horace Darwin 1917
Charles B. Davenport 1903 - 1919
Herman S. Davis 1899 - 1900
W. M. Davis 1907 - 1934
Arthur L. Day 1906 - 1935
A. de la Baume-Pluvinel 1917 - 1928
Darragh de Lancey 1918 - 1920
Alfred P. Dennis 1916
W. de Sitter 1921 - 1932
M. Henri Deslandres 1904
Sir James Dewar 1909 - 1927
Donald R. Dickey 1918 - 1934
H. Diels 1913 - 1915
David Dietz 1932
Cleveland H. Dodge 1908 - 1919
H. H. Donaldson 1898 - 1933
M. R. Dongier 1908 - 1909
A. E. Douglass 1899 - 1923
Gayton A. Douglass 1897 - 1909
Mrs. Henry Draper 1904 - 1914
N. C. Duner no date
Theodore Dunham, Jr. 1931 - 1933
Gano Dunn 1916 - 1946
P. L. du Nouy 1917 - 1927
A. St. C. Dunstan no date
Pierre DuPont 1916
W. F. Durand 1917 - 1919
M. E. Durkheim 1916 - 1917
Sir F. W. Dyson 1901 - 1935
E. M. East 1917
George Eastman 1927 - 1933
Edward E. Eaton 1898 - 1904
H. T. Eddy 1901 - 1912
Graham Edgar 1918
Eglise de la Sorbonne 1912
A. Einstein 1926 - 1933
Sir John Eliot 1905
Ferdinand Ellerman 1898 - 1927
Al Ellis 1928 - 1933
J. W. Ellsworth 1922 - 1925
Pio Emmanuelli 1931
Paul Epstein 1913 - 1934
Herbert M Evans 1919 - 1931
J. Evershed 1904 - 1937
Charles Fabry 1904 - 1935
Faraday Celebrations 1831
S. W. Farnsworth 1918 - 1919
Beatrix Farrand 1928 - 1934
Max Farrand 1926 - 1936
Arthur Farwell 1928 - 1932
M. Faye 1893
Rev. Julius Fenyi 1904
J. C. Fields 1919 - 1929
Finances 1921 - 1923
H. A. Fischer 1902 - 1903
Irving Fisher 1916
J. O. Fisher 1922
Dr. Martin H. Fischer 1906 - 1915
Arthur H. Fleming 1908 - 1935
John A. Fleming 1918 - 1931
Abraham Flexner 1917 - 1935
Simon Flexner 1915 - 1936
Alfred D. Flinn 1918 - 1932
Tod Ford 1917 - 1920
A. Fowler 1907 - 1934
Philip Fox 1905 - 1935
Otto Frank 1916
F. H. Frankland 1919
Maurice Frechet 1935
E. E. Free 1924 - 1933
John R. Freeman 1900 - 1922
Robert Freeman 1912 - 1927
Anna Friedrich no date
E. B. Frost 1898 - 1919
E. B. Frost 1921 - 1937
G. S. Fulcher 1919 - 1926
Henry Gale 1907 - 1932
J. R. Garfield 1918 -
Jack Garrison 1919 - 1931
F. T. Gates 1901 - 1902
R. Gautier 1923
Dr. J. Gehring 1911 - 1913
Sir Archibald Geikie 1912 - 1915
L. Gianetti 1916 - 1938
W. S. Gifford 1917 - 1929
Walter M. Gilbert 1917 - 1929
D. C. Gilman 1897 - 1902
G. L. Gilmore 1915 - 1930
Sir David Gill 1909 - 1930
Dr. T. H. Gill 1914
Walter J. Gill, Jr. 1903 - 1904
Col. Glassford 1916 - 1917
Richard Glazebrook 1932
R. H. Goddard 1918 - 1919
Joel Goldthwait 1917
Mr. and Mrs. B. O. Goodhue 1919 - 1928
T. H. Goodspeed 1935
H. M. Goodwin 1907 - 1936
Samuel Gompers 1918
Dr. I. Gottfried 1919
Charles W. Gould 1929
R. A. Gray 1932 - 1933
R. A. Gregory 1917 - 1936
Adm. Robert S. Griffin 1916 - 1917
C. Guillaume 1905
Marie T. Guizonnier 1933
Sir Robert Hadfield 1916 - 1936
Arthur T. Hadley 1919
Dr. Arnold Hague 1902 - 1914
R. Haines 1915 - 1916
Hale - Genealogy 1934
George E. Hale II 1924 - 1936
George W. Hale 1897 - 1919
Robert J. Hale 1916 - 1920
William Bl Hale 1901 - 1909
William B. Hale 1910 - 1933
William B. Hale 1934 - 1938
Letters to Wm. E. Hale 1890 - 1891
William E. Hale Fund ½" 1913 - 1934
William Ellery Hale 1915 - 1921
Wilfred Hall 1919
J. Halm 1905
William R. Harper 1897 - 1905
H. W. Harris 1900 - 1923
Charles C. Harrison 1916
Prof. J. Hartmann 1904
Martha and William W. Harts 1915 - 1929
B. Hasselberg 1904
Charles H. Hawley 1903 - 1906
St. John Heiliger 1925 - 1927
L. J. Henderson 1918 - 1937
Burton J. Hendrick 1927 - 1932
Charles H. Herty 1916
Ejnar Hertzsprung 1912 - 1914
George Higgs - Robert Killip 1902 - 1903
Major E. H. Hills 1913 - 1917
Arthur R. Hinks 1902 - 1928
Charles F. Holder 1906 - 1925
Myra C. Hole 1904 - 1919
W. H. Holmes 1913 - 1917
Hamilton Holt 1926 - 1928
John D. Hooker 1905 - 1935
Katharine Hooker 1933
Franklin W. Hooper 1900 - 1903
Herbert Hoover 1920 - 1933
Horticultural Society of New York 1937
William Hoskins 1903 - 1904
J.C. Hostetter 1933
Col. Edward M. House 1916 - 1919
L. C. Howard 1916
H. M. Howe 1901 - 1920
David J. Howell 1904 - 1905
Dr. Ales Hrdlicka 1918
Hon. Charles E. Hughes 1916
Sir William Huggins 1891 - 1913
Lady Huggins 1905 - 1915
G. F. Hull 1908
W. J. Humphreys 1908-1917
Myron Hunt 1912 - 1934
Huntington - Holladay - Flexner - Hale 1927 - 1935
Mr and Mrs Henry E. Huntington 1914 - 1927
Huntington Library and Art Gallery 1925 - 1936
Cary T. Hutchinson 1916 - 1932
H. H. Hyder 1917
George S. Isham 1904 - 1926
Frederick Ives Medal 1928 - 1935
Herbert Ives 1926
Prof. Sir Herbert Jackson 1929 - 1933
Bernard Jeffe 1933 - 1935
F. Franklin Jameson 1910 - 1935
Janssen Medal 1907 - 1917
Joseph Jastrow 1914 - 1933
Morris Jastrow 1917 - 1919
J. H. Jeans 1917 - 1932
Isabel Johnson 1926 - 1931
Frank B. Jewett 1913 - 1936
Reginald Johnson 1899 - 1928
Robert U. Johnson 1916 - 1919
John Johnston 1918 - 1936
Lauder Jones 1929
Henry Pratt Judson 1906 - 1918
C. K. Judy 1918 - 1925
W. H. Julius 1900 - 1950
J. L. Kandel 1919 - 1920
J. C. Kapteyn 1905 - 1932
J. C. Kapteyn - W. S. Adams Correspondence 1909 - 1916
H. Kayser 1902 - 1924
James B. Keeler 1898 - 1900
W. W. Keen 1912 - 1936
Martin Kellogg 1897
Vernon Kellogg 1918 - 1932
Lord Kelvin 1918 - 1919
P. Kempf 1906 - 1910
A. E. Kennelly 1919 - 1936
N. A. Kent 1905
E. C. Ketiham 1901
Baron K. Kikuchi 1908 - 1909
Arthur S. King 1928 - 1935
William H. Knight 1904 - 1908
E. B. Knobel 1921 - 1932
H. H. Knox 1935
S. L. G. Knox 1918 - 1932
Dr. M. Knox-Shaw 1930
George F. Kunz 1916 - 1931
Alfred Lacroix 1917 - 1934
P. Guiseppe Lais 1902 - 1903
Franklin K. Lane Report to the President 1920
R. M. Langer 1933
Euphrosyne Langley 1937
S. P. Langley 1900 - 1905
Pierre Simon La Place 1927 - 1928
J. Larmor 1904 - 1936
Michele la Rosa 1914
S. Lauricella 1931 - 1934
Lee Lawrie 1925 - 1928
Kurt Laves 1898 - 1901
G. Lecointe 1918 - 1920
P. Lenard 1909
Armin O. Leuschner 1899 - 1934
Frank R. Lillie 1913 - 1937
Mme. Lipinska 1922
I. W. Litchfield 1900 - 1917
Sir Norman Lockyer 1904 - 1932
Norman Lockyer Observatory 1921 - 1923
William J. S. Lockyer 1906
J. Loeb 1902 - 1903
H. M. Loewy 1904
H. A. Lorentz 1923 - 1931
Atherton Loring 1899 - 1903
E. O. Lovett 1905 - 1914
R. H. Lovett 1923
A. Lawrence Lowell 1918 - 1928
George P. Luckey 1917 - 1918
Charles F. Lummis 1905 - 1914
Dr. Knut Lundmark 1929 - 1930
A. B. Macallum 1916 - 1917
Richard C. Maclaurin 1908 - 1920
Salvador de Madariaga 1931
M. Maurice Maeterlinck 1920
C. O. Maillous 1916 - 1920
J. P. Mall 1909 - 1914
Van H. Manning 1917 - 1920
Charles Marie 1926 - 1930
Franklin H. Martin 1916
Mrs. Frances B. Mason 1925 - 1932
Max Mason 1925 - 1935
Shailer Mathews 1899 - 1930
A. Mathison 1932 - 1933
F. Walter Maunder 1904 - 1907
Alfred C. Mayer 1917
Mayers, Murray and Phillip 1929
Alexander McAdie 1908 - 1922
T. H. McBride 1906 - 1924
F. K. McClean 1905
William McClellan 1917
Sir William McCormick 1916 - 1917
William F. McKay 1917
Roger B. McMullen 1917 - 1919
Medallist Society 1934
Mrs. W. W. Meek 1926
C. E. K. Mees 1918 - 1933
Andrew W. Mellon 1925
Charles E. Mendenhall 1901 - 1920
John C. Merriam 1916 - 1937
C. Hart Merriam 1903 - 1920
Eugene A. Merrill 1917 - 1927
George P. Merrill 1918
Ernest Merritt 1904 - 1927
Mabel B. Messer 1910 - 1922
Dayton C. Miller 1922 - 1933
John A. Miller 1930
R. A. Millikan 1915 - 1944
E. A. Milne 1929 - 1934
Charles S. Minot 1901 - 1912
MISCELLANEOUS, 1899 - 1940
S. A. Mitchell 1899 - 1931
Wm. Mitchell 1909
Prince of Monaco 1919 - 1921
Charlotte E. Moore 1931
E. C. Moore 1918 - 1919
E. H. Moore 1897 - 1930
H. D. Moore 1904 - 1905
Paul Moore 1936
P. H. Morgan no date
T. H. Morgan 1925 - 1928
T. H. Morgan 1928 - 1938
F. R. Moulton 1903 - 1919
Mt. Wilson Bulletin 1923 - 1924
Mt. Wilson Correspondence 1901 - 1937
Mt. Wilson Bills and Insurance Policies 1903 - 1924
Mt. Wilson Insurance and Taxes 1904 - 1910
Mt. Wilson Instruments, Buildings, Diagrams, etc. 1904
Mt. Wilson Material for Annual Report 1926 - 1935
On Mt. Wilson site, etc. 1903 - 1904
Seeley W. Mudd 1917
D. S. Mulvin 1917 - 1927
J. P. Munroe 1901 - 1907
W. B. Munro 1928 - 1934
Capt. Lee Murphy 1919
Sir John Murray 1912
H. F. Newall 1901 - 1918
H. F. Newall 1919 - 1937
Simon Newcomb 1897 - 1935
Ernest F. Nichols 1900 - 1925
E. L. Nichols 1900 - 1925
Seth B. Nicholson 1923 - 1931
Alfred Noyes 1917 - 1941
A. A. Noyes 1901 - 1916
A. A. Noyes 1917 - 1936
W. A. Noyes 1914 - 1919
Frau O. E. v Obermayer 1920
Donald O'Melveny 1930
H. F. Osborne 1901 - 1935
W. F. Osgood no date
W. Osler 1911 - 1919
Sir Richard Paget no date
J. A. Parkhurst 1903 - 1925
C. A. Parsons 1914 - 1930
William Barclay Parsons 1911 - 1920
Stewart Paton 1916 - 1927
W. W. Payne 1902 - 1903
Raymond Pearl 1916 - 1928
F. G. Pease ¼" 1918 - 1934
C. D. Perrine 1904 - 1934
O. L. Petitdidier 1904 - 1906
W. L. Phelps 1919 - 1920
Emile Picard 1918 - 1919
Miss Picker 1911
Edward C. Pickering 1888 - 1928
Edward C. Pickering Memorial 1921 - 1926
Roy S. Pike 1928
R. W. Pike 1897 - 1898
Gifford Pinchot 1903 - 1915
E. H. Pitkin 1900 - 1901
J. S. Plaskett 1916 - 1935
H. C. Plummer 1924 - 1931
W. E. Plummer 1903 - 1904
Poggendorff 1902 - 1933
Charles Lane Poor 1903 - 1907
Helen Porter 1900 - 1903
Russell Porter 1928 - 1936
E. Potter 1917
Henry N. Potter 1918
Gertrude Pratt 1902
John S. Prince 1919
H. S. Pritchett 1900 - 1926
H. S. Pritchett 1927 - 1946
Mary Proctor 1913 - 1926
C. Pulfinch 1903 - 1904
P. Puiseux 1911
M. I. Pupin 1914 - 1916
Osgood Putnam 1915 - 1917
K. B. Quinan 1920 - 1923
C. H. Randall 1916
Miss Ransom and Miss Bridges School 1912 - 1915
K. Vaikunta Rao 1925 - 1926
Lord Rayleigh 1907 - 1932
W. B. Rayton 1930 - 1936
Eugenio Regnano 1909
J. K. Rees 1898 - 1901
Ira Remsen 1903 - 1914
Stanley Reynolds 1928 - 1929
A. Ricco 1904 - 1917
Calvin W. Rice 1915 - 1933
T. W. Richards 1916 - 1932
F. K. Richtmyer 1921
A. F. Riggs 1927 - 1929
G. W. Ritchey 1898 - 1930
Henry M. Robinson 1915 - 1937
J. D. Rockefeller, Jr. 1932
Austin F. Rogers 1918
C. E. Rood 1901
Elihu Root 1912 - 1935
E. B. Rosa 1914 - 1916
Wickliffe Rose 1924 - 1932
Julius Rosenwald 1917 - 1926
F. E. Ross 1928 - 1934
S. L. Rotch 1899 - 1904
H. Rubens no date
Kate Ruel 1914 - 1915
Karl Runge 1926
E. Rutherford 1907 - 1924
Henry Norris Russell 1917 - 1930
H. A. Rust 1900 - 1902
Harris J. Ryan 1919
M. A. Sacksteder 1904
Prof. R. D. Salisbury 1903 - 1904
R. A. Sampson 1912
San Pedro 1917 - 1918
George Sarton ISIS 1916 - 1935
W. L. Saunders 1916
Albert Sauveur 1917
Walter B. Scaife 1919 - 1920
James A. B. Scherer 1907 - 1919
James A. B. Scherer 1922 - 1935
Mr and Mrs Paul Scherer 1917 - 1934
F. Schiaparelli 1909 - 1910
Dr. Frank Schlesinger 1903 - 1935
Charles Schuchert 1914 - 1915
Arthur Schuster 1902 - 1935
Paul Schutzenberger 1928 - 1929
Karl Schwarzschild 1916
Vittorio Scialoja 1930
S. A. Scranton 1870 - 1917
Charles Scribners' Sons 1917 - 1936
J. G. Scrugham 1916
F. H. Seares 1904 - 1936
K. Sekiguti 1925 - 1927
Frank H. Sellers 1921 - 1925
Wm. Shackleton 1910
Harlow Shapley 1925 - 1935
W. N. Shaw 1904 - 1908
George F. Shears 1905
General P. Sheridan 1920
Rev. Walter Sidgreaves 1903 - 1904
Seward A. Simons (1904 - 1925)
Admiral William S. Sims 1918
C. E. Skinner 1916
Frederick Slocum 1916 - 1927
Alexander Smith 1903 - 1915
Benjamin S. Smith 1904 - 1905
C. Michie Smith 1903 - 1910
F. E. Smith 1931
Harrison W. Smith 1901 - 1902
Arthur Smithells 1930 - 1933
Helen E. Snow 1903 - 1904
Benjamin W. Snow 1901 - 1903
Lorenzo L. Snow 1916 - 1917
Societe Francaise de Physique 1928
R. W. Sorenson 1933 - 1935
S. California Academy of Sciences 1908
General George O. Squier 1915 - 1919
Charles E. St. John 1901 - 1931
William R. Staats 1903 - 1906
Joel Stebbins 1914 - 1936
Harlan T. Stetson 1932 - 1933
G. W. Stewart no date
Julius Stieglitz 1917 - 1920
C. A. Stone 1906 - 1916
C. Johnstone Stoney 1907
Carl Stormer (1912 - 1932
F. J. M. Stratton 1925 - 1935
S. W. Stratton 1900 - 1931
Otto Struve 1932 - 1935
Prof. Sulzbache no date
W. P. G. Swann 1935
Ambrose Swasey 1913 - 1935
Ernest S. Swift 1909
Lewis Swift 1930 - 1905
Gerard Swope 1925 - 1933
P. Tacchini 1901 - 1906
T. Takamine 1925 - 1931
A. E. Taylor 1916 - 1922
Charles L. Taylor 1920 - 1921
Admiral David W. Taylor 1916
Nikola Tesla 1908
Sherman Day Thacher 1906 - 1927
William S. Thayer 1920
Frank Thilly 1911 - 1917
Maude Thomas 1922 - 1925
S. Seymour Thomas 1921 - 1928
Elihu Thomson 1902 - 1935
Sir Joseph J. Thomson 1912 - 1921
Elizabeth Thompson Science Fund 1897
David Todd 1903 - 1904
H. J. Thorkelson 1927 - 1935
L. H. Tolhurst 1917
C. P. Townsley 1917 - 1920
Richard C. Tolman 1915 - 1921
John Trowbridge 1919
O. H. Truman 1919
R. h. Tucker 1905
H. H. Turner (1903 - 1907)
H. H. Turner 1908 - 1931
N. C. Twining 1918
H. W. Tyler 1900 - 1918
Theodore N. Vail 1919
Winslow Upton 1904 - 1905
Carr C. Van Anda 1929
R. H. Van Dieman 1918
A. C. G. Van Hecke 1919
Charles R. Van Hise 1902 - 1916
Adrian Van Maanen 1927 - 1932
P. J. Van Rhijn 1928
Nico Van Suchtelen 1915
Victor C. Vaughan 1916 - 1917
J. Violle 1908 - 1909
H. C. Vogel 1904 - 1905
W. Voigt 1908
Vito Volterra 1909 - 1934
J. A. L. Waddell 1910 - 1916
F. L. O. Wadsworth 1898 - 1904
Charles D. Walcott 1901 - 1929
Gilbert T. Walker 1903 - 1930
R. W. Wallace 1904 - 1932
W. R. Warner 1905 - 1908
Warner and Swasey Co. 1928 - 1936
Henry S. Washington 1918 - 1919
A. G. Webster 1904 - 1919
George Lay Weed 1932
W. H. Welch 1¼" 1911 - 1934
Roger Welles 1918
George V. Wendell 1900 - 1908
W. Wever 1903
Davis Weyerhauser 1927 - 1930
Wheldon and Wesley, Ltd. 1923
G. H. Whipple 1916 - 1917
David White 1925 - 1930
Henry S. White 1902
W. R. Whitney 1915 - 1929
Mt. Whitney 1903
Horace White 1898 - 1915
John H. Wigmore 1904 - 1917
Rutting Wigton 1917
Evelyn Wilheit 1900 - 1911
C. D. Willard 1912
C. J. Willett 1910 - 1917
W. Ewart Williams 1928 - 1933
E. F. Williams 1899 - 1918
E. F. Williams - Reports on Academies no date
Albert P. Wills 1912
J. Wilsing 1902 - 1903
Edmund Beecher Wilson 1909 - 1926
Edwin Bidwell Wilson 1913 - 1920
E. Bidwell Wilson 1921 - 1934
W. E. Wilson 1904 - 1906
Robert Woellner 1933
Max Wolf 1932
Dr. A. Wolfer 1904
Harry O. Wood 1919 - 1920
R. W. Wood 1903 - 1935
Casey O. Wood 1931 - 1934
R. S. Woodward 1897 - 1909
R. S. Woodward 1910 - 1918
R. S. Woodward 1919 - 1925
S. M. Woodward 1916
A. W. Wright 1910 - 1915
Sir Almroth Wright 1931 - 1932
Fred E. Wright 1927 - 1934
W. H. Wright 1905 - 1935
Robert M. Yerkes 1916 - 1922
Yerkes Observatory 1897 - 1905
Anne S. Young 1903 - 1905
C. A. Young 1897 - 1907
P. Zeeman 1910 - 1935
II. Correspondence and Documents relating to organizations
A. International
International Research Council 1917 - 1934
IRC Reports, Statutes, Misc. documents 1916 - 1931 and undated
International Council of Scientific Unions 1931 - 1937
International Association of Academies 1904 - 1917
Lists of Members of Scientific Institutions 1863 0 1927
National Research Council of Belgium 1921
National Research Council of Canada 1921
National Research Council of China 1922
National Research Council of Italy 1929
National Research Council of Japan 1921
International Research Council of Japan undated
International Astronomical Union 1921 - 1937
International Astronomical Union Organization Meeting 1919
International Astronomical Union American Section 1919 - 1930)
International Astronomical Union on Calendar Reford 1921 - 1922
I. A. U. Committee on Nebulae 1922
I. A. U. Committee on Stellar Classification no date
I. A. U. Committee on Stellar Phonometry no date
I. A. U. Committee of Solar Atmosphere 1919 - 1925
I. A. U. Committee on Telegrams 1922
I. A. U. Committee on Time 1922
International Union of Scientific Radio Telegraph 1922
IRC - IAU 1918
An Analytic Index of Scientific Literature no date
Committee on International Auxiliary Language 1921 - 23
Committee on Standard Wave-lengths and Solar Spectrum Tables 1920
Institute of Pacific Relations 1928 - 1936
International Associations 1920 - 1933
International Association of Seismology 1920
International Biological Union no date
International Critical Tables 1923 - 1932
International Catalogue of Scientific Literature 1920 - 1922
International Electrotechnical Commission 1913
International Geodetic Association 1918 - 1920
International Mathematical Union 1920 - 1924
Institute of International Education 1919 - 1928
International Astronomical Research 1905 - 1908
International Astronomical Research undated
International Inst. of Agriculture 1921 - 1934
Intern. Union of Academies- American Council of Learned Societies 1920
International Union Geodesy and Geophysics 1919 - 29
I. U. P. A. C. 1919 - 1926
Industrial Research 1919
Inventions 1917 - 1918
B. National Academy of Sciences
Correspondence re "Future of the N. A. S." 1913 - 1915
Council of the N. A. S. 1909 - 1930
National Academy of Sciences 1902 - 1934
Future Plans of the NRC - NAS 1924 - 1932
N. A. S. Site Fund 1919 - 1920
N. A. S. Building 1920 - 1922
N. A. S. Building 1923 - 1926
N. A. S. Building Dedication 1924
Exhibits Committee 1921 - 1926
N. A. S. Correspondence - F. E. Wright and W. W. Campbell 1923 - 1937
National Acad. Mailing List 1914 - 1933
N. A. S. - Expansion of yearly elections to 15 1914
N. A. S. Mailing List Miscellaneous lists 1914 - 1933
N. A. S. Foreign Associates 1920 - 1921
N. A. S. Medal Awards 1924 - 1925
Section on Astronomy 1916 - 1937
Henry Draper Fund 1909 - 1927
N. A. S. Nominations 1914 - 1935
Proceedings of the N. A. S. 1906 - 1934
C. National Research Council
General correspondence re N. R. C. 1916 - 1937
N. R. C. Miscellaneous documents 1916 - 1919
Reports of Committees 1917 - 1918
Publications of the NRC 1916 - 1923
Research Council Bulletin 1919
Army - Ordnance 1918
Carnegie Corporation 1918
Council of National Defense Circular 1916
Committee of Supersound 1919
Executive Board 1916 - 1920
Engineering Foundation Board 1916 - 1933
General Munitions Board 1917
Government Division 1919 - 1920
Highways Research Project 1921 - 1928
Invitations 1917 - 1919
N. A. C. A. 1921
National Research Fellowship Board 1919
N. R. F. B. 1920 - 1937
Naval Consulting Board 1917 - 1918
Secretary of the Navy (Navy Dept) 1916 - 1918
Navy League of the U. S. 1913 - 1919 --
Navy League of Pasadena
Newlands Bill 1916
Patent Committee 1919 - 1921
Promotion of Research in the U. S. 1918 - 1920
Research Assoc. and Council 1903 - 1916
Research in the War Department 1918
Research Information Service 1918 - 1924
Research Institute of Physics and Chemistry (1918 - 1920)
Research Surveys 1919
Rockefeller Foundation 1919
Rockefeller Plan 1918
Secretary of War 1916 - 1918
Smith-Howard Bill 1918
Woodrow Wilson 1916 - 1930
World Cotton Conference 1918 - 1919
Division of Anthropology and Psychology 1917 - 1921
Division of Biology and Agriculture 1919 - 1923
Division of Chemistry and Chemical Technology 1921 1922
Division of Educational Relations 1917 - 1925
Division of Engineering 1918 - 1924
Division of Foreign Relations Intl. Res. Council (1919 - 1936)
Division of General Relations no date
Division of Geology and Geography 1919 - 1925
Div. of Industrial Relations 1919
Div. of Medical Sciences 1920 - 1921
Div. of Medicine 1918
Div. of Physical Sciences 1918 - 1922
Div. of Sciences and Technology no date
Div. of Research Extension 1919 - 1921
Div. of States Relations 1919 - 1927
Executive Board (Interim Committee) 1921 - 1937
Lists 1916 - 1917
N. R. C. Committee on Policies 1930 - 1934
National Research Fund 1925 - 1928
National Research Fund undated
Organization of the N. R. C. 1" 1918 - 1933
Reports 1908 - 1918
Rules and Constitution of the NRC 1918
Science Advisory Board 1935
Science and Research Department-Bureau of Aircraft Production no date
D. General
A - Industrial Firms
Abstracts 1" 1919 - 1920
Academy for Humanities 1919 - 1920
Adler Planetarium and Astronomical Museum 1928 - 193[?]
Amateur Telescope Makers Scoiety 1928
American Academy of Arts and Letters 1901 - 1922
American Academy of Engineers 1915 - 1920
Comm. of Order of Leopold II --
Academic Royale de Belgique 1920 - 1922
Amer. Assn. for the Advancement of Science 1902 - 1903
Amer. Ass'n. of Variable Star Observers 1922
American Astronomical Society 1902 - 1933
American Institute of Consulting Engineers 1916
American Geophysical Union 1919 - 1935
A. G. U. Section of Terrestrial Magnetism and Electricity 1921 - 1922
A. G. U. Latitude Station at Ukiah, Calif. 1921 - 1922
Amer. Journal of Physical Anthropology 1919 - 1920
Amer. Metric Association 1919 - 1920
Amer. Museum of Natural History 1919 - 1937
American Philosophical Society 1905 - 1924
American Philosophical Society 1925 - 1937
American Oriental Society 1920 - 1922
American Physical Society 1914 - 1933
American Relief Ass'n. 1921 - 1922
Annandale Golf Club 1916 - 1926
Assoc. Press 1916
Astronomical and Astrophysical Society of America 1902
Astronomical and Astrophysical Society of France (1904 - 1920)
Astronomical Society of Italy 1914
Astronomical Society of Mexico 1908 - 1909
Astronomical Society of the Pacific 1901 - 1934
Athenaeum - Pasadene 1930 - 1935
Atlantic Monthly 1927 - 1935
Automobile Club of So. Calif. 1914 - 1935
Beloit College 1902 - 1912
Bell Telephone 1925 - 1927
British Assoc. for the Advancement of Science 1903 - 33
British Astronomical Assoc. 1903 - 1920
British Embassy 1917 - 1918
Brooklyn Inst. of Arts and Sciences 1905 - 1919
Bryn Mawr College 1902 - 1915
California Academy of Science 1928
General Correspondence re Caltech 1918 - 1928
Carnegie Corp 1918 - 1927
Caxton Club 1912 - 1920
Chamber of Commerce and Civic Ass'n. 1919 - 1933
Chicago Astronomical Society 1932
Chicago Centenniel 1928 - 1934
Cities Service Co. 1916 - 1920
Columbia University 1908 - 1931
Commonwealth Club of California 1916 - 1917
Dept. of Commerce 1916
Concilium Bibliographicum 1921
Congress of Arts and Sciences 1904 - 1905
Consolidation of Government Science under Smiths. Inst. 1921
Constrast in Stellar Evolution 1902 - 1903
Copley Medal - Royal Society 1932 - 1933
Dalton Mfg Co. 1918
Daniel Giraud Elliott Gold Medal 1916
Drake, Riley and Thomass 1919 - 1920
Egypt Exploration Fund Society 1912 - 1928
Elliot and Fry 1905 - 1912
Encyclopedia Brittannica 1905 - 1936
Engineering News Record 1918
English Speaking Union 1919 - 1927
Exhibits 1920
First National Bank, Pasadena 1914 - 1934
Fodd Research Institute 1921
Foreign Shipments 1911 - 1913
Franklin Institute 1916 - 1935
Griffith Planetarium 1930 - 1936
Half Moon 1908 - 1926
Hall of Fame 1920 - 1924
Hall of Fame Election of 1920 1920
Harper Brothers 1907 - 1930
Hamburg - American Line 1907
Harris Trust and Savings Bank 1903 - 1909
Harvard Club 1914 - 1934
Harvard University 1919 - 1936
Herschel Centenary 1922
Huntington Memorial Hospital 1927
History of Science Society (ISIS) 1923 - 24
Illinois Trust and Savings Bank 1904 - 1919
Indian Assoc. for the Cultivation of Science 1929 - 1933
Institute for Advanced Study 1932 - 1935
Institut de France 1914 - 1931
Inst. of International Education 1931 - 1936
Inst. of Public Relations 1927 - 1928
Insurance 1904 - 1910
Investigators Club 1902 - 1903
Investment Circulars 1928 - 1935
Italian Society of Sciences 1919
Johns Hopkins University 1928 - 1935
League to Enforce Peace 1915 - 1919
League of Nations (Comm. on I. C.) 1925 - 1932
League of Nations 1919 - 1936
League of Nations Non-Partisan Assoc. 1922 - 27
Lick Observatory Clippings, etc. 1898 - 1904
Linnaeus Anniversary 1907
Lincoln Club 1922 - 1936
Louisiana Purchase Exposition Co. 1905 - 1906
McMillan and Co. 1909 - 1920
Madison Historical Society 1920
M. I. T. 1911 - 1919
M. I. T. Alumni Assoc. 1895 - 1911
M. I. T. Alumni Assoc. 1920 - 1929
Medici Society, Ltd. 1911 - 1921
Membership and Committee 1918
Metric Association 1920 - 1934
Metropolitan Club 1917 - 1933
Nantucket Maria Mitchell Ass'n 1911 - 1925
National Ass'n. of Cotton Manufacturers 1918
National Canners Association 1916
National Highways Commission 1914 - 1915
National Reclamation Ass'n. 1915 - 1916
Nature 1906 - 1936
U. S. Naval Observatory 1898 - 1919
U. S. Naval Academy 1929
New Orient Society of America 1932 - 1936
New York Museum of Science and Industry 1936
New York Times 1916 - 1935
Nobel Committee 1907 - 1915
Northern Trust Co. 1914 - 1929
Occidental Alumni 1927
Official Bulletin 1917
Optical Society of America 1916 - 1932
Oxford University 1919 - 1934
Pacific Coast Research Conference 1917 - 1919
Packard Motor Car Co. 1916 - 1917
Paris Academy of Science 1917 - 1919
Pasadena Art Institute 1922 - 1935
Pasadena Board of Trade 1905 - 1920
Pasadena Community Playhouse Assn. 1920 - 193
Pasadena Hospital 1917 - 1931
Pasadena Music and Art Ass'n. 1912 - 1925
City of Pasadena 1910 - 1935
City of Pasadena Schools 1929 - 1931
* City Planning Committee 1921 - 1928 (See Box 11)
Pasadena Star News 1917 - 1933
City of South Pasadena 1908 - 1926
Pearson-Taft Land Credit 1909 - 1925
Phi Beta Kappa 1926 - 1935
E. K. Wallace 1930 - 1931
Physical Society of London 1907 - 1924
Princeton University 1917 - 1922
Quadrangle Club 1897 - 1926
William A. Read 1911 - 1914
Republican National Committee 1916 - 1935
Rice Institute 1912 - 1923
Royal Astronomical Society 1903 - 1935
Royal Canadian Institute 1903 - 1920
Royal Institution of Great Britain 1908 - 193
Royal Societies Club 1900 - 1930
Royal Society of Edinburgh 1913 - 1914
Royal Society of London 1904 - 1936
Santa Barbara Planning (City) 1925
Save the Redwoods League 1920 - 1933
Scientific American 1" 1928 - 1936
Proposed Popular Journal - Science News Service 1916 - 1917
Science News Service 1920 - 1922
Science News Service 1924 - 1937
Science League of America 1924
Scribner's Magazine 1916
Security First Natl. Bank of L. A. 1929 - 34
Seismology 1924 - 1927
Society of Arts and Sciences 1930
Societe Francaise de Physique 1904 - 1924
Societe Hollandaise 1920
The Southwest Society - Southwest Museum 1916 - 1920
William H. Staats 1904 - 1919
G. E. Stechert and Co. 1905 - 1907
Stellar Evolution 1907 - 1910
Stickney Memorial Art School 1921 - 1922
Students Fund, Inc. 1928 - 1936
Teachers Insurance and Annuity Assoc. of America 1919 - 1937
Technology Club 1906 - 1931
Tennessee Evolution Case Defense Fund 1925 -
Thayer Decoration Co. 1905 - 1906
Throop 1904 - 1917
Throop College of Technology 1911 - 1920
Throop College Library 1918
Tiffany and Co. 1912 - 1922
Toledo Railways and Light Co. 1913 - 1915
Tournament of Roses Assoc. 1912 - 1934
Tropical Plant Research Foundation 1924 - 25
Tucker, Hunter, Dulin and Co. 1928 - 1930
Tuna Club 1913
Union Trust and Savings Bank 1915 - 1916
United Engineering Society 1918
University de Gand 1919
University of California 1904 - 1930
University of California Location Committee 1925
University of Chicago 1897 - 1934
University of Chicago Press 1901 - 1936
University Extension in South. Calif. 1917-30
University of Strasbourg 1925
University Club of Chicago 1901 - 1931
University Club of New York City 1918 - 1935
University Club of Pasadena 1913 - 1934
Valley Hunt Club 1906 - 1931
Vienna Academy of Sciences 1904 - 1914
War Relief Funds 1914 - 1924
Washington Academy of Science 1906 - 1933
William Wesley and Son 1908 - 1916
World Agriculture Society 1924
The World's Work 1912
Yale University 1905 - 1934
Y. M. C. A. 1914 - 1926
Zinc Research Assoc. 1918
Miscellaneous letters and Crank Mail 1903 - 1934
Miscellaneous Letters and Crank Mail 1897 - 1910
Miscellaneous organizations 1905 - 1935
III. Family letters
G. E. Hale to his wife 1909 - 1918
G. E. Hale to his wife 1920 - 1922
G. E. Hale to his wife 1926 - 1928
G. E. Hale to his wife 1930
G. E. Hale to his wife 1932 - 1934
G. E. Hale to his wife undated
Miscellaneous letters to Mrs. Hale 1912 - 1944
Miscellaneous letters to Margaret Scherer 1897 - 19[??]
Margaret Scherer's letters to G. E. H. undated
G. E. Hale to his daughter Margaret 1910 - 1936
Miscellaneous family letters 1886 - 1931
Evelina Hale to Margaret Hale 1906 - 1936
G. E. Hale to mother, father and sister 1896 - 97
To Margaret and Paul Scherer from the W. E. Hales, Aunt Martha and Eunice Hale 1921 - 1937
Letters to Miss Gianetti from Mrs. Hale 1936
Miscellaneous 1916 - 1938
IV. Scientific Work
Kenwood C. 1892
Kenwood C. 1892
Kenwood C. 1892
Kenwood C. 1893
Measurement of Solar Plates Book 1. 1893
Measurement of Solar Plates Book 2. 1893
Measurement of Solar Plates Book 3. 1893
Zeeman Effect 1898 - 1928
Spectroscopy 1900
Photographs for Exhibit 1904
Solar Observatory Memoranda 1905
Spot Spectra C. 1905
Notebooks for Articles 1906
Notebook 1911
Rough Notes 1916
Notebook 1916
Notebook 1917
Notebook 1920 - 1930
Notebook 1924
Notebook 1934
Notebook 1933
Notebook 1933
Four undated notebooksplus one dated 1933
Five undated notebooks plus undated observing cards
Spectrohelioscope Correspondence
A - 1927 - 1934
B - 1927 - 1935
C - 1929 - 1930
D - 1927 - 1930
E - 1933 - 1934
F - 1927 - 1933
G - 1927 - 1933
H-I 1927 - 1934
J - 1932
K - 1931 - 1936
M - 1926 - 1935
N - 1928 - 1935
O - 1927 - 1930
P - 1926 - 1936
R - 1928 - 1936
S - 1929 - 1936
T - 1930 - 1931
V - 1928 - 1929
WXYZ - 1929 - 1934
Mailing Lists - undated
V. Biographical and Personal Material
Childhood notebooks undated
Notes, assignments and examination papers MIT 1890 - 1899
Dinners, dance programs, graduation 1890
Student notebooks - 1882, 1890 and undated
Autobiographical notes 1933 - 1938
Some Personal recollections - notebook - 1935
Bibliography undated
Poems and writings undated
Children's Stories and Poems 1938 and undated
Passports, etc. Aug. 1916 - Spet 1918
Photographs
Press Clippings - General and War Work
Diaries - 1886
1890
1893
1894
1903
1904
1905
1910
1911 Diaries
1912
1914
1916
1917
1918
1919
1920
1921
1922
1922 - 1927 Diaries
1929 - 1932
1933
1934
1935 and undated
A - Requests and Thanks 1899 - 1935
B -Requests 1900 - 1937
C - Requests and acknowledgements and Thanks 1925 - 1935
D - Requests and Thanks 1904 - 1937
E - Requests and Thanks 1897 - 1936
F - Requests and Thanks 1897 - 1937
G - Requests and Thanks 1904 - 1935
H - Requests and Thanks 1895 - 1937
I - Requests and Thanks 1904 - 1937
J - Requests and Thanks 1901 - 1935
K - Requests and Thanks 1901 - 1931
L - Requests and Thanks 1899 - 1935
M - Requests and Thanks 1900 - 1932
N - Requests and Thanks 1900 - 1935
O - Requests and Thanks 1900 - 1935
P - Requests and Thanks 1901 - 1935
R - Requests and Thanks 1902 - 1934
S - Requests and Thanks 1897 - 1937
T - Requests and Thanks 1901 - 1935
U - Requests and Thanks 1924 - 1935
V - Requests and Thanks 1906 - 1934
W - Requests and Thanks 1897 - 1936
XYZ - Requests and Thanks 1906 - 1935
Honors, Invitations, etc. 1893 - 1936
CLUBS
Personal effects of G. E. Hale 1886 and undated
Books bought and sent to G. E. H. 1932 and undated
Book list undated
Books, memorials, articles and misc. letters 1902 - 1938
Condolence letters on death of G. E. Hale A - Z 1" 1938
G. E. Hale Obituary Notices 1938
Varied correspondence re G. E. Hale Memorial Volume 1939 - 1940
Scrapbook of science clippings 1892
Business correspondence A - P
Business correspondence R - Z
Bills and receipts, unorganized
VI. Drafts of Articles
Photography of the Solar Prominences 1890
Drafts and notes - early papers c. 1892
Experiments with prominence photography with the horizontal telescope
Early history of the spectroheliograph
The Spectroholiograph and its Application
Bands in the Spectra of Sun-spots
Report on the Bolomotric Work with Snow
Telescope
Height of the Hydrogen Flocculi
Five ft. Spectroheliograph of the Solar
Observatory (Yerkes)
Reply to Recent Statements by M. Deslandres
Five Foot Reflector of the Solar Observatory
The Heliomicrometer
The Tower Telescope
The Measurement of Solar Photographs made with the Spectroheliograph
Solar Papers: Opportunities for Solar
Research; Some New Possibilities for Solar Research 1907
On the Hydrogen Flocculi
Whirls on Paper Prints 1909
Solar Voctices and Magnetic Fields
Nature of the Flocculi
The Spectroheliograph
Preliminary Note on an Attempt to Detect the General Magnetic Field of the Sun
Disk Eruptions and Magnetic Storms 1915
The Problem of Astrophysics 1915
The Minute Structure of the Solar Atmosphere
Notes on a 25-foot Reflector 1922
Mt. Wilson Photographic Bulletin #2
The Periodic Reversal of the Magnetic Polarity of Sun-spots
Visual Observations of the Solar Atmosphere
The Sun as a Research Laboratory
Committee on the Study of the Physical Features of the Surface of the Moon 1927-28
An Inexpensive Solar Telescope and Spectrohelioscope 1928
Solar Magnetism 1928
Spectroheliographs and Spectrohelioscope 1928
Work of the Solar Laboratory 1908 - 1926
Electromagnetic Theory of the Hydrogen Vortices above Sun-spots
On the Nature of Sun-spots
Polarities of Spots
The Direction of Whirl in Vortices above Sun-spots
Sun-spots
Sun-spots
Sun-spots
Notebooks containing Sun-spot data
Celestial Magnets
Flocculi Papers undated
Identification of Faint Lines in the Spectra of Sun-spots
Photographic Investigation of Sun-spot Spectra
Present status of the Investigation of the Sun's General Magnetic Field
Seeing
Simple Instruments for Photographing the Sun and its Eruptions
Some Vortex Experiments bearing on the Nature of Sun-spots
Summary of Mt. Wilson Magnetic Observations of Sun-spots 1921
The Direction of Rotation of Solar Storms
The Fields of Force in the Atmosphere of the Sun
Theories of the Aurora'
Some Uses of Spectroheliograph Plates
Visual Observations of the Chromosphere and Prominences
Calcium Furnace Spectra
Matter in the Earth and Stars
Microscopy - Descriptions and Drawings - Barometric Observations
Kenwood Observatory
Miscellaneous
Miscellaneous on Moon, Stars and Nebulae
Notes on Instruments and Experiments - Spectroheliograph
Notes for a New Cosmic Laboratory - Signals from the Sun
Notes on Observations c. 1926 - 1930
Report: Solar Observations
Solar Rotation
Solar Spectrum Chart
Solar Spectra and Photographs
Sunspots and Radio Distrubances - Data
The Life History of a Star
Polarity Volume Working Copy
Photographs of Sun and Solar Spectra
Polar Notes - Other Misc. Material
Introduction Polarity Volume (unused)
Mt. Wilson Photographic Map of the Sun-spot
Spectrum - Notes
Unpublished Tabulations
Miscellaneous Measures
Solar Laboratory Miscellaneous
Miscellaneous notes
Miscellaneous Articles and Manuscripts; Letters on the Sun
Infusoria, Branchiopoda, Rotifera, Foramenifera, Rhizopoda, Diatomacea, Porifera, Proto zoa and Desmidieae
Notes on the Origin of the Yerkes Observator
Building a New Observatory
Some Observatory Problems
Some Opportunities for Astronomical Work with Inexpensive Equipment
Work for the Amateur Astronomer
Responsibilities of the Scientist
International Cooperation in Research
The New Heavens
Cosmic Crucibles
Giant Stars (Scribners)
Depths of the Universe
The Possibilities
Barnard's Dark Nebulae
Oriental Ancestry of the Telescope
History of the Royal Astronomical Society
Beyond the Milky Way
Heat from the Stars
Science and the Wealth of Nations
New Light from the Nebulae on the Nature of Matter
Solar Research for Amateurs
Signals from the Stars
Signals from the Sun
Deeper into Space
Mt. Wilson Observatory (undated)
Mt. Wilson notebooks
Origin of an Observatory Devoted to Stellar Evolution
Popular Scientific Articles - undated incomplete notes
Popular Scientific Articles - undated
a. Choice of Research Problems
b. Cosmic Evolution
c. Future of Smithsonian Inst.
d. Halley's Comet
e. Light as a Means of Research
f. Magnetism and Light
g. Practical Value of Researches on the Constitution of Matter
h. Science and Industry
i. Simple Inst. for Photographing the Sun and its Eruptions
j. Sounding the Stellar Universe
k. Use of the Spec.in the Arts
l. Some Phases of Michelson's research
Untitled
Rinaldo and the Giant
In the Name of Allah
The League of Nations
Ramy Belleau
Ascent of Etna
A Winter in Berlin
Brashear
Edwin Brant Frost
Everyman's London
Recollections of Kapteyn
Recent Discoveries in Egypt - Misc. Notes
Sir Arthur Schuster
Some Recollections of Dr. Welch
Introduction to Handbook of French Universities
Recent Discoveries in Egypt
The Real Issue in the Campaign
Union of Art and Science
With Galileo's Eyes
International Cooperation in Scientific Research
National Academy Exhibits 1924
National Academy of Science Articles
a. National Academies - The Progress of Research (I, III, IV)
B. N. A. S. Development
c. N. A. S. Membership
d. N. A. S. Report of Committee on Additional Funds for Research
e. Science and National Welfare
f. Some European Estimates of Science in America
Articles re the National Academy of Sciences
a. N. A. S. and the N. R. C.
b. National and International Organization of Research
c. National Value of Scientific Research
d. New World and Science
e. Relations of the War to Progress in Science
f. War Services of the N. R. C.
The National Importance of Scientific and Industrial Research
Articles re the N. R. C.
a. Purpose of National Research Endowment
b. Suggestion for the International Organization of Science and Research
c. War Activities of the N. R. C.
d. Work of the N. R. C.
Science and War
a. Science in Civil War
b. Organizations for War
c. War and Science
d. Science after the War
Progress of Scientific Research in the U. S. Science Advisory Board
Miscellaneous Articles
a. The Future of the National Academy 1913
b. Paper for the American Philosophical Society 1914
c. The Progress of Research in the U. S. II
The Astrophysical Observatory and Laboratory
Palomar Telescope (200") Preliminary
Palomar Telescope
Building the 200" Telescope (Harper's)
Notebook containing various articles re 200"
Articles re Astrophysical Observatory
Photographs and Blueprints of 200" Telescope
Palomar Telescope 200" Photographs and Press Cuttings
Huntington Library (undated)
Huntington Library (undated)
Spectrohelioscope Correspondence "Miscellaneous"
Annual Report on Spectrohelioscope (1927 - 1932)
Cooperative Research with the Spectrohelioscope
Measurement of Solar Spectrum Lines, etc.
Setting Up Instructions for the Spectrohelioscope
Spectrohelioscope and its Work Part I
Spectrohelioscope and its Work Part II
Spectrohelioscope and its Work Part III (including solar eruptions and their apparent Terrestrial effects)
Spectrohelioscope and its Work Part IV
Galley Proofs of the "Spectrohelioscope and its Work" Parts I - IV
Spectrohelioscope - Visual Observations of the Solar Atmosphere
Sun Spectra
Uber das Spektrohelioskop - S. Pokrowski Vortex Experiments
Notes for Speeches on Scientific Subjects
Notes for Speeches on General Subjects
Miscellaneous Notes
Galileo Galilei
Historical - Galileo, Sir John Herschel quotations, etc.
VII. National Research Council Documents
N. R. C. Executive Board Minutes Oct. 1916 - Dec. 1920
N. R. C. Executive Board Minutes Jan. 1921 - Dec. 1925
N. R. C. Executive Board Minutes Dec. 1925 - Dec. 1931
N. R. C. Executive Board Minutes Jan. 1932 - April 1935
N. R. C. Financial Statements 1918 - 1920
Financial Statements June 1922 - August 1928
Financial Statements Sept. 1928 - August 1935
Divisional Minutes
Divisional Minutes
Divisional Minutes
Divisional Minutes
IX. California Institute of Technology Documents
Executive Council Minutes 1921 - 1930
Executive Council Minutes 1930 - 1935
Financial Statements 1921 - 1934
Budgets 1921 - 1934
Finance Committee 1921 - 1934
Minutes of the Board of Trustees 1920-22; 1924-1935
Astrophysical Observatory Council And Engineering Committee Minutes 1928 - 1937
X. League of Nations Committee on Intellectual Cooperation Documents
League of Nations Committee on Intellectual Cooperation 1921 - 1922
League of Nations Committee on Intellectual Cooperation 1922
L. N. CIC 1922 - 1923
L. N. CIC 1923 - 1927
L. N. CIC 1927 - 1931 and miscellaneous
XI. Director's Files of the Mt. Wilson Observatory
Giorgio Abetti 1908 - 1909
Abetti 1905 - 1915
Walter S. Adams 1908 - 1921
C. B. Abbot - L. B. Aldrich 1905 - 1922
K. K. Acino 1911 - 1915
C. E. Adams 1912 - 1920
Edward D. Adams 1916 - 1918
The Aermotor Co. 1906 - 1916
R. G. Aitken 1905 - 1922
Ajax Electrothermic Corp. 1921 - 1922
Dr. S. Albrecht 1911 - 1916
Am. Assn. Variable Star Observers 1920 - 1921
American Express Co. 1905 - 1913
American Philosophical Society 1917
American Radio and Research Corp 1921
J. S. Ames 1905 - 1922
J. A. Anderson 1911 - 1925
Knut Angstrom 1905 - 1906
S.A. Arrhenius 1905 - 1922
Annual Table of Constants 1920 - 1921
Alden F. Ayers
A - Miscellaneous 1904 - 1924
Harold D. Babcock 1908 - 1925
Bailey Ornamental Iron Co. 1907 - 1912
S. I. Bailey 1913 - 1914
B. Baillaud 1909 - 1920
Baker Iron Works 1905 - 1920
E. E. Barnard 1905 - 1922
William Barnum 1904 - 1921
Leon Barritt 1911 - 1912
S. B. Barrett 1904 - 1920
L. A. Bauer 1905 - 1921
Bausch and Lomb Optical Co. 1906 - 1919
F. E. Baxandall 1907 - 1918
James G. Biddle 1904 - 1912
F. H. Bigelow 1905 - 1919
Edward F. Bigelow 1914 - 1916
Victor Bjerknes 1909 - 1924
Board of Supervisors 1911
Benjamin Boss 1905 - 1920
Lewis Boss 1904 - 1910
Frank P. Brackett 1904 - 1915
Frederick S. Brackett 1919 - 1920
J. A. Brashear 1904 - 1919
F. W. Braun Co. 1906 - 1914
John L. Brickels 1909
E. W. Brown 1915 - 1919
Brown and Sharp Mfg. Co. 1908 - 1915
Bureau of Standards 1921 - 1922
D. H. Burnham Co. 1909 - 1915
Albert Alfred Buss 1907 - 1920
C. P. Butler 1907 - 1911
W. G. Cady 1904 1908
California Cornice Works 1911 - 1916
Cambridge Scientific Instrument Co. 1905 - 1910
W. W. Campbell 1909 - 1922
R. S. Capon 1914 - 1919
W. F. Carothers 1910 - 1914
Carnegie Institution of Washington
J. J. Carty 1921 - 1925
Carte du Ciel 1909 - 1912
Vincenzo Carulli 1909 - 1911
F. A. Carpenter 1921 - 1922
J. McKeen Cattell 1904 - 1911
Cawthron Trust 1914 - 1919
C. W. Chamberlain 1909
T. C. Chamberlain 1908 - 1915
C. A. Chant 1908 - 1920
S. Chevalier 1908 - 1911
Sir W. H. M. Christie 1905 - 1908
Rev. R. Cirera 1905 - 1907
Frederick W. Clements 1915 - 1918
Ray G. Coates 1907 - 1910
Geo. G. Comstock 1909 - 1911
C. E. Cook Electric Co. 1911
T. Cook and Sons, Ltd. 1912 - 1920
Corning Glass Works 1910 - 1920
Rev. A. L. Cortie 1907 - 1922
Cooper Hewitt Electric Co. 1921
A. Cotton 1909 - 1910
Couple-Gear Freight-Wheel 1905 - 1908
Heber D. Curtis 1912 - 1919
R. H. Curtis 1909 - 1920
Cramer Dry Plate Co. 1907 - 1916
C - Miscellaneous 1904 - 1920
Arthur L. Day 1906 - 1920
Frank C. Dennett 1910 - 1912
H. Deslandres 1904 - 1909
The Dictaphone 1912
Dominion Astro. Obs. 1913 - 1920
C. L. Doolittle 1905
A. E. Douglas 1907 - 1918
W. Geoffrey Duffield 1907 - 1915
Ducommun Hardware Co. 1909 - 1914
J. C. Duncan 1911 - 1920
Gano Dunn 1919
F. W. Dyson 1905 - 1920
D - Miscellaneous 1901 - 1920
Eastman Kodak Co. 1911 - 1920
G. Eberhard 1905 - 1908
A. S. Eddington 1914 - 1920
Eimer and Amend 1905 - 1910
Albert Einstein. Einstein's 1913 letter inquiring about the measurement of bent starlight around the sun is located in the Huntington vault. Hale's reply is located in Box 154, "E-misc."
Ferdinand Ellerman 1908 - 1923
Charles F. Elmes Engineering Works 1911
R. Emden 1908
A. H. Emery 1911 - 1913
Encyclopedia Americana 1919
Paul Epstein 1913 - 1921
Estimates 1912 - 1916
J. Evershed 1905 - 1915
Exhibition San Francisco 1913 - 1914
E. Miscellaneous 1909 - 1917
Charles Fabry 1905 - 1913
Fairbanks, Morse and Co. 1905 - 1914
E. A. Fath 1908 - 1913
Fore River Shipbuilding Corp 1912 - 1913
Fay and Scott 1909
Camille Flammarion 1910 - 1920
First National Bank, Pasadena 1908 - 1914
U. S. Forest Service 1909 - 1920
F. E. Fowle 1910 - 1919
A. Fowler 1906 - 1913
Philip Fox 1904 - 1922
Frankford Arsenal 1918
J. Franklin Adams 1912
Fulton Engine Works 1907 - 1912
Caroline E. Furness 1911
French Plate Glass Cos. 1904 - 1913
F. Miscellaneous 1905 - 1916
E. B. Frost 1905 - 1920
Henry G. Gale 1905 - 1921
General Electric Co. 1912 - 1920
William Gaetner 1905 - 1916
F. G. Gibbx 1913 - 1920
Walter M. Gilbert 1905 - 1920
Sir David Gill 1911 - 1914
Graham-Burnham Co. 1915 - 1917
H. E. Gregory 1921
William H. Guild and Co. 1909 - 1916
Gundlach - Manhattan Optical Co. 1909 - 1919
G - Miscellaneous 1905 - 1920
Rev. John G. Hagen, S. J. 1911 - 1921
George Ellery Hale 1905 - 1911
George E. Hale 1912 - 1925
J. Hargreaves 1923
J. Hartman 1903 - 1914
James Hartness 1911 - 1916
Harvard College 1913 - 1920
B. Hasselberg 1904 - 1908
C. S. Hastings 1908 - 1909
F. Henroteau 1917 - 1920
W. C. Heraeus 1905 - 1906
Herschel Mirror 1911 - 1922
Ejnar Hertzsprung 1911 - 1921
A. Hilger, Ltd. 1905 - 1914
Arthur R. Hinks 1910 - 1920
W. P. Hoge 1914 - 1922
John D. Hooker 1907 - 1908
Janet T. Howell 1915 - 1917
Edwin P. Hubble 1917 - 1919
W. J. Humphreys 1906 - 1920
Myron Hunt 1905 - 1918
W. J. Hussey 1903 - 1920
Charles L. Hutchinson 1905
H - Miscellaneous 1904 - 1922
Ilford, Ltd. 1909
Imperial College of Science and Technology 1921
Institute Oceanographique Monaco 1919
Insurance 1907 - 1920
Insurance and Annuity Association 1919 - 1920
Internal Revenue Service 1908 - 1915
Intl. Acheson Graphite Co. 1906 - 1910
Intl. Encyclopedia 1914 - 1916
International Solar Union 1905
Interstate Commerce 1910 - 1916
George S. Isham 1917
I - Miscellaneous 1905 - 1920
Harold Jacoby 1913 - 1920
Clement Jacomini 1915 - 1916
Jules Jansen 1905 - 1921
J. H. Jeans 1917 0 1922
C. E. Jewell 1903 - 1907
N. Johanssen 1917 - 1921
George D. Jones 1908 - 1920
Alfred J. Joy 1915 - 1918
W. H. Julius 1904 - 1921
J - Miscellaneous 1905 - 1922
J. C. Kapteyn 1921 - 1922
Rev. D. Kennedy 1908 - 1909
N. A. Kent 1903 - 1915
F. E. Kester 1912 - 1914
Arthur S. King 1907 - 1921
William H. Knight 1909 - 1912
P. P.Koch 1912 - 1913
Kodaikanal and Madras Observatory 1922 - 1923
G. W. Koiner 1911
Arnold Kohlschutter 1911 - 1916
K - Miscellaneous 1904 - 1917
Andrew L. Lawson 1921
Leeds and Northrup 1909 - 1920
E. P. Lewis 1915
Gilbert N Lewis 1915
A. O. Louschner 1905 - 1920
Bertil Lindblad 1920 - 1923
Arthur D. Little, Inc. 1912
Sir Norman Lockyer 1904 - 1917
W. J. S. Lockyer 1904 - 1921
H. C. Lord 1904 - 1916
H. Lorentz 1909 - 1925
T. P. Lukens 1905
D. T. MacDougal 1906 - 1920
Alexander P. McAdie 1909 - 1920
McCan Mechanical Works 1907 - 1910
Machinists Supply Co. 1909 - 1910
Richard C. McLaurin 1912 - 1913
John M. Manley 1912 - 1913
Mantois 1916 - 1917
Mare Island Navy Yard 1922
Memoranda 1913
Merck and Co. 1906 - 1914
Paul W. Merrill 1914 - 1919
Ernest Merritt 1907 - 1919
John C. Merriam 1919 - 1925
A. A. Michelson 1903 - 1922
Dayton C. Miller 1920 - 1921
John A. Miller 1917 - 1920
H. L. Miller 1905 - 1916
Newman Miller 1914 - 1917
R. A. Millikan 1920
"The Millionaire" Calculating Machine 1910 - 19[??]
S. A. Mitchell 1909 - 1920
Walter M. Mitchell 1906 - 1912
George S. Monk 1913 - 1919
B. E. Moore 1907 - 1915
E. H. Moore 1911 - 1914
Morava Construction Co. 1909 - 1916
F. R. Moulton 1909 - 1915
Morehouse's Comot 1907 - 1908
Mt. Wilson Auto State 1915
M - Miscellaneous 1903 - 1925
National Census of Research no date
National City Bank 1909 - 1912
National Op. Glass Co. 1916 - 1917
National Research Council
E. F. Nichols 1905 - 1913
Seth B. Nicholson 1915 - 1917
N - Miscellaneous 1905 - 1922
Charles M. Olmsted 1905 - 1909
The Observatory 1919 - 1923
Ordnance Misc. Corresp. 1918 - 1919
Re: Purchase of Optical Building and Lot from Ordance Dept 1918 - 1919
Ordnance Dept 1918
Ordnance Dept Pasadena-Pttsburgh ½" 1918
Ordnance Dept St. Louis - Stockton ½" 1918
Ordnance Dept Washington, D. C. 1918
War Dept. Ordnance 1918
O - Miscellaneous 1905 - 1918
Pacific Coast Elevator Co. 1907 - 1919
Pacific Coast Research Conference 1917 - 1918
Johann Palisa 1909 - 1911
J. A, Parkhurst 1905 - 1917
Parra Mantois and Cie 1909 - 1910
Pasadena Hardware Co. 1908
Pasadena and Mt. Wilson Toll Road Co. 1905 - 191[?]
F. G. Pease 1907 - 1923
C. D. Perrine 1908 - 1918
A. Perot 1904 - 1911
J. S. Plaskett 1906 - 1919
J. E. Petavel 1906 - 1908
C. L. Petitdidier 1908 - 1917
Edison Pettit 1920
E. C. Pickering 1906 - 1920
Gifford Pinchot 1905 - 1908
Count A. de la Baume Pluvinel 1907 - 1922
John M. Poor 1914
Publicity - Journal of Electricity - Robert Sibley 1917 - 1919
Publicity - Miscellaneous 1912 - 1921
Publicity - New York Times - L A Times 1910-21
Publicity - Popular Astronomy 1913 - 1919
Publicity - Popular Mechanics 1911 - 1917
Publicity - Popular Science Monthly 1915 - 1920
Publicity - Scientific American Monthly 1915-21
Publicity - Westinghouse Bulletin 1920
Luigi Puccianti 1908 - 1909
P - Miscellaneous 1905 - 1925
Lord Rayleigh 1919
E. H. Rayner 1906 - 1907
Reservoir - Mt. Wilson 1921
J. S. Ricard 1912 - 1913
A. Ricco 1914 - 1920
G. W. Ritchey 1906 - 1920
Rix Compressed Air and Drill Co. 1908
Louis Rodes 1918 - 1920
E. B. Rosa 1909
Royal Astronomical Society 1911 - 1922
Henry Norris Russell 1910 - 1925
R - Miscellaneous 1905 - 1920
R. Sadler 1911
St. Gobain Plate Glass Co. 1922
Salaries, study of question of 1919
Roscoe F. Sanford 1916 - 1917
Santa Fe Railway Co. 1906 - 1917
Frank Schlesinger 1905 - 1920
Arthur Schuster 1912 - 1916
Peter Schwamb 1913 - 1916
F. H. Seares 1909 - 1921
Science Museum, London 1918
Seaboard Metal Works 1900 - 1910
M. A. Seed Dry Plate 1905 - 1910
H. A. Seller 1912 - 1913
Harlow Shapley 1912 - 1920
Seward A. Simmons 1904 - 1909
Albert Smith 1910 - 1913
Smithsonian Institution 1904 - 1916
Societe d'Astronomie d'Anvers 1921 - 1922
S. California Edison Co. 1911 - 1917
S. California Railway Co. 1905 - 1912
Spencer Lens Co. 1920
Wm. R. Staats Co. 1905 - 1926
Joel Stebbins 1918 - 1920
G. E. Stechert and Co. 1905 - 1912
Carl Stormer 1912 - 1924
l'Observatoire - Strasbourg 1921
S. W. Stratton 1905 - 1920
Gustaf Strombert 1915 - 1919
Paul Stroobant 1905 - 1922
S - Miscellaneous 1904 - 1920
Toshio Takamine 1921
Taylor-Hobson Co. 1909 - 1913
Taxes 1905 - 1907
J. Mier y Teran 1907 - 1908
Thompson-Starrett Co. 1909
Elihu Thomson 1907 - 1923
Tiffany and Co. 1913 - 1923
Otto Toepfer and Sohn 1905 - 1922
O. H. Truman 1915 - 1919
H. H. Turner 1913 - 1921
T - Miscellaneous 1905 - 1920
U. S. Coast And Geodetic Survey 1904 - 1919
U. S. Geological Survey 1919 - 1920
U. S. Naval Observatory 1912 - 1913
U. S. Weather Bureau 1905 - 1916
Union Iron Works Co. 1905 - 1916
Union Tool Co. 1914 - 1916
University of Chicago Press 1905 - 1915
U - Miscellaneous 1905 - 1921
E. A. Varela 1911 - 1914
A. Van Maanen 1911 - 1921
P. J. Van Rhijn 1913 - 1922
V - Miscellaneous 1905 - 1920
Charles D. Walcott 1905 - 1913
O. R. Walkley 1916 - 1917
R. James Wallace 1905 - 1910
Warner and Swasey 1904 - 1920
H. P. Warren 1922
William C. Weber 1921 - 1922
William Wesley and Son 1904 - 1910
Westinghouse Manufacturing and Electric Co. 1915 - 1919
Western Union Telegraph Co. 1919 - 1920
Walter T. Whitney 1912 - 1916
C. J. Willett 1913 - 1914
E. B. Wilson 1914 - 1919
H. C. Wilson 1909 - 1921
Ralph E. Wilson 1918
W. H. Wright 1916 - 1920
Max Wolf 1908
Frank S. Wood 1917 - 1918
R. W. Wood 1908 - 1915
W. Miscellaneous
Anne S. Young 1917 - 1920
P. Zeeman 1908 - 1921
Carl Zeiss 1905 - 1920
F. R. Ziel 1910
XYZ - Miscellaneous 1904 - 1914
John L. Wirt 1905 - 1920
Addenda to Hale Papers
Correspondence (Located after microfilming)
1. Misc.
2. F. H. Seares
Hale-Goodwin Correspondence
Copies of letters of G. E. Hale to Harry Goodwin. Originals in the Huntington Library. Approximately 180 letters, dating from 1887 to 1936. Processed in 7 folders in one box (no box number). Added to end of Hale collection 2/18/91 by SE from JRG.
Boxes for Hale Medals