Inventory of the Edison Pettit Papers, 1920-1946

(Boxes 1-6)

1. Correspondence, 1920-1946.

Scope and Content Note

This series contains both incoming and carbons of outgoing correspondence. The correspondence is arranged in alphabetical order by correspondent. The correspondence is broken into five chronological groups:

(1) 1920-1924 --Box 1
(2) 1925-1929 --Boxes 2-3
(3) 1930-1932 --Box 4
(4) 1933-1937 --Box 5
(5) 1938-1946 --Box 6

(Box 6)

2. Manuscripts, and graphs.

Scope and Content Note

The manuscripts are arranged in alphabetical order by the first keyword in the title.

Correspondence

BOX 1 (1920-1924)

Box-folder 1.1

A -- MISCELLANEOUS (1920-1924)

Physical Description: (19 items)

Scope and Content Note

[Charles Greeley Abbot (6); Robert Grant Aitken (5); American Association for the Advancement of Science (1); American Astronomical Society (2); American Radio Tube Works (2); John August Anderson (2); Astronomical Society of the Pacific (1)]

Box-folder 1.2

B -- MISCELLANEOUS (1920-1924)

Physical Description: (55 items)

Scope and Content Note

[Ren J Bache (3); Lloyd C. Bagby (4); Baker & Co., Inc. (3); George Banta Publishing Co. (1); Edward Emerson Barnard (1); Storrs Barrows Barrett (7); Bausch & Lomb Optical Co. (10); James G. Biddle (17); Paul Biefeld (4); Herbert Brownell (2); S. M. Brownell (1); Bertram Borden Boltwood (1); John A. Brashear & Co. {see J. B. McDowell Co.}; The Braun Corporation (1)]

Box-folder 1.3

C -- MISCELLANEOUS (1920-1924)

Physical Description: (23 items)

Scope and Content Note

[Walter Guyton Cady (2); Edwin Francis Carpenter (1); Central Scientific Co. (4); Major E. B. Colladay {re plans for Eclipse expedition to Fort Rosecrans} (2); Corning Glass Co. (9); Clifford Charles Crump (4); Leland E. Cunningham (1)]

Box-folder 1.4

D -- MISCELLANEOUS (1920-1924)

Physical Description: (6 items)

Scope and Content Note

[J. A. Davidson (1); Arthur Louis Day (5)]

Box-folder 1.5

E -- MISCELLANEOUS (1920-1924)

Physical Description: (3 items)

Scope and Content Note

[Eimer and Amend Chemical Co. (1); Elgin National Watch Co. (2)]

Box-folder 1.6

F -- MISCELLANEOUS (1920-1924)

Physical Description: (25 items)

Scope and Content Note

[{?} Finley (4); Philip Fox (1); Edwin Brant Frost (20)]

Box-folder 1.7

G -- MISCELLANEOUS (1920-1924)

Physical Description: (14 items)

Scope and Content Note

[William Gaertner & Co. (5); General Electric Co. (7); Warren Kimball Green (2)]

Box-folder 1.8

H -- MISCELLANEOUS (1920-1924)

Physical Description: (41 items)

Scope and Content Note

[George Ellery Hale (1); Asaph Hall, Jr. (5); William Edmund Harper (1); Harper's Magazine {incl. corresp. w/ Ellsworth Huntington} (7); George Russell Harrison (2); Margaret Harwood (5); Russell M. Heath (1); S. G. Hefelbower (1); Henry Heil Chemical Co. (6); Adam Hilger, Ltd. (1); Herbert Percival Hollnagel (3); Herbert Clark Hoover (1); John M. Howie {incl copy ltr EP 6 Victor Clifton Alderson} (3); Wilbur Franklin Hoyt {incl photo} (4)]

Box-folder 1.9

I -- MISCELLANEOUS (1920-1924)

Physical Description: (3 items)

Scope and Content Note

[Walter E. Inglis (3)]

Box-folder 1.10

K -- MISCELLANEOUS (1920-1924)

Physical Description: (4 items)

Scope and Content Note

[C. B. Kazda (1); John J. Kelley (2); Mrs. Elena C. Korthe {sp.?} (1)]

Box-folder 1.11

L -- MISCELLANEOUS (1920-1924)

Physical Description: (30 items)

Scope and Content Note

[Oliver Justin Lee (2); The Leeds & Northrup Co. (20); Walter F. Lineberger {incl. corresp. w/ Smithsonian Institution} (6); The Littleton Co. (1); Knut Lundmark (2)]

Box-folder 1.12

M -- MISCELLANEOUS (1920-1924)

Physical Description: (12 items)

Scope and Content Note

[J. B. McDowell Co. (2); Donald Howard Menzel (7); John Anthony Miller (1); Robert Andrews Millikan {form ltr announcing his leaving Chicago} (2)]

Box-folder 1.13

NORTH AMERICAN ALMANAC CO. (1920-1924)

Physical Description: (75 items)

Scope and Content Note

[Most of the correspondence is with Nile C. Smith.]

Box-folder 1.14

N -- MISCELLANEOUS (1920-1924)

Physical Description: (12 items)

Scope and Content Note

[National Association of Broadcasters (1); National Research Council (2); Finley F. Neal (6); Seth Barnes Nicholson (3)]

Box-folder 1.15

O -- MISCELLANEOUS (1920-1924)

Physical Description: (28 items)

Scope and Content Note

[Optical Society of America {incl. corresp. w/ their Journal as well & typed ms. "The Registering Microphotometer of the Mount Wilson Observatory"} (28)]

Box-folder 1.16

PETTIT -- PERSONAL (1920-1924)

Physical Description: (52 items)

Scope and Content Note

[See note in Administrative Information section for permission to use material in the Pettit folders. Carnegie Institution of Washington (11); The Community Chest of Pasadena (1); First National Bank, Lake Geneva, Wisconsin (20); First Trust and Savings Bank (1); Edward J. Fucik, M.D. (1); "Mother" Pettit (1); William M. Pettit (2); Harriet W. Sheppard (1); Sigma Xi (2); Teachers Insurance and Annuity Association (9); War Risk Insurance (1); Wisconsin National Life Insurance Company (2)]

Box-folder 1.17

P -- MISCELLANEOUS (1920-1924)

Physical Description: (7 items)

Scope and Content Note

[John S. Paraskevopoulos (1); John A. Parkhurst {incl typed ms. "The Total Radiation of Variable Stars Observed with the Vacuum Thermocouple at Mount Wilson"} (3); William Henry Pickering (1); Popular Astronomy (2)]

Box-folder 1.18

R -- MISCELLANEOUS (1920-1924)

Physical Description: (7 items)

Scope and Content Note

[William F. Rigge (2); John A. Roebling's Sons Co. (2); Henry Norris Russell (3)]

Box-folder 1.19

S -- MISCELLANEOUS (1920-1924)

Physical Description: (22 items)

Scope and Content Note

[Science and Invention (2); Science Service (3); Sigma Xi (4); W. T. Skilling (6); Southern California Edison Co. (1); Olenus Lee Sponsler (3); Joel Stebbins (1); The Stupakoff Laboratories (1); Goodwin Deloss Swezey (1)]

Box-folder 1.20

T -- MISCELLANEOUS (1920-1924)

Physical Description: (5 items)

Scope and Content Note

[John Torrence Tate (3); George F. Taylor (1); Topeka Transfer & Storage Co. (1)]

Box-folder 1.21

U -- MISCELLANEOUS (1920-1924)

Physical Description: (5 items)

Scope and Content Note

[U.S. Radium Corp. (1); Universal Radio & Research Co. (1); University of California, Southern Branch (1); University of Chicago (2)]

Box-folder 1.22

V -- MISCELLANEOUS (1920-1924)

Physical Description: (2 items)

Scope and Content Note

[George Van Biesbroeck (2)]

Box-folder 1.23

W -- MISCELLANEOUS (1920-1924)

Physical Description: (27 items)

Scope and Content Note

[Western Electric Co., Inc. (6); Westinghouse Electric & Manufacturing Co. (3); Weston Electrical Instrument Co. (2); Helen Whitaker (9); R. M. Wilkie (2); L. W. Wilson (2); Wisconsin National Life Insurance Co. (2); The World Tomorrow (1)]

BOX 2 (1925-1929: A-L)

Box-folder 2.24

A -- MISCELLANEOUS (1925-1929)

Physical Description: (43 items)

Scope and Content Note

[Charles Greeley Abbot (17); Walter Sydney Adams (1); Robert Grant Aitken (4); Allyne & Ward (2); American Astronomical Society {Joel Stebbins} (9); Clifford N. Anderson {incl. typed ms. "Correlation of Radio Transmission with Ultra-Violet Radiation and Ozone"} (4); Arrowhead Springs Corp. (1); Atlantic Photo-Co. (3); L. d'Azambuja (2)]

Box-folder 2.25

B -- MISCELLANEOUS (1925-1929)

Physical Description: (68 items)

Scope and Content Note

[J. E. Barnard (1); James Barnes (3); Bart Reflector Co., Inc. (3); L. Bastings (2); Louis Agricola Bauer (12); Bausch & Lomb Optical Co. (4); Louis Berman (2); Frances L. (Mrs. Paul) Blatchford (3); Major J. E. Bloom (2); Boehmke Optical Co. (2); John D. Boon (3); William T. Bovie (1); Jacques Boyer (1); Frederick Sumner Brackett (6); The Braun Corp. (2); Julius Arthur Brown (6); Mrs. Margie Brown (1); Herbert Brownell (6); W. Brunner {incl copy ltr from W. E. Bernheimer} (2); E. A. Bryant (3); Albert Alfred Buss (4)]

Box-folder 2.26

C -- MISCELLANEOUS (1925-1929)

Physical Description: (24 items)

Scope and Content Note

[Jean Cabannes (2); Walter Guyton Cady (1); California Crushed Fruit Co. (2); California Institute of Technology {John August Anderson} (1); E. Calzavara (2); James McKeen Cattell {re search for Secretary of the Smithsonian} (1); Randolph M. Cermak (3); J. W. D. Chesney (1); Sam M. Clark (2); Mrs. William Weber Coblentz (1); Collier's (2); Corning Glass Works (2); J. W. Crabtree (2); A. C. D. Crommelin (2)]

Box-folder 2.27

THE DESERT SANATORIUM OF SOUTHERN ARIZONA, INC. (1925-1929)

Physical Description: (134 items)

Scope and Content Note

[Frank C. Balderry; A. M. Busby; Roland Davison; George Earl Davis; W. Paul Holbrook; Daniel Trembly MacDougal; J. A. Sharpe; Creed Taylor; Bernard Langdon Wyatt]

Box-folder 2.28

D -- MISCELLANEOUS (1925-1929)

Physical Description: (34 items)

Scope and Content Note

[The Daven Corp. (2); J. E. Davis (1); Henry de Laszlo (1); C. E. Depperman, S.J. (5); Detroit Public Schools, Dept. of Buildings and Grounds (2); City of Detroit, Dept. of Buildings and Safety Engineering (1); G. M. B. Dobson (8); Andrew Ellicott Douglass (3); Philip Drinker (2); Isabel H. Dudley (1); Raymond Smith Dugan (1); E. I. Du Pont de Nemours & Co. (6)]

Box-folder 2.29

E -- MISCELLANEOUS (1925-1929)

Physical Description: (10 items)

Scope and Content Note

[Scott R. Edwards (2); Captain William Snyder Eichelberger {U.S. Naval Observatory} (1); Engineers Society of Pasadena (2); John Marcus Evvard (5)]

Box-folder 2.30

F -- MISCELLANEOUS (1925-1929)

Physical Description: (45 items)

Scope and Content Note

[Charles Fabry (1); Mary J. Faherty (2); Sampaio Ferraz (2); Fish-Schurmann Corp. (7); John Adam Fleming {American Geophysical Union} (5); William Elmer Forsythe {General Electric Nela Park} (6); The Franklin Institute (2); Edward Elway Free (5); Erwin Finlay Freunldich (1); Julien P. Friez & Sons (1); Edwin Brant Frost (13)]

Box-folder 2.31

G -- MISCELLANEOUS (1925-1929)

Physical Description: (45 items)

Scope and Content Note

[The Gaertner Scientific Corp.(15); Frederick Lamont Gates (3); General Electric Co., Research Laboratory (6); Kasson Stanford Gibson (1); Gleason-Tiebout Glass Co. (1); Mrs. Lois K. Godfrey (3); Gooding College Forward Movement (1); Herman Goodman (1); A. Gottlieb (1); C. R. Granberry {incl ltrs to/from D. T. MacDougal} (4); Henry J. Green (2); B. L. Griffing (4); Mrs. H. F. Grigsby (2); Grimes-Stassforth Stationery Co. (1)]

Box-folder 2.32

H -- MISCELLANEOUS (1925-1929)

Physical Description: (73 items)

Scope and Content Note

[Asaph Hall, Jr. (1); L. R. Hafstad (1); Herbert A. Hamm (1); Hanovia Chemical & Manufacturing Co. (23); R. I. Harris (1); Gilbert Havens (2); Earnest W. Hawkes (2); Fred H. Heath (1); Bernard Clifford Hendricks (1); Adam Hilger, Ltd. (1); Leonard Hill (2); Thorfin Rusten Hogness (3); Mrs. C. I. W. Hollister (2); William James Hooper (4); Frank E. Howard (4); William Franklin Hoyt (18); Blythe Hurst, Sr. (6)]

Box-folder 2.33

I -- MISCELLANEOUS (1925-1929)

Physical Description: (9 items)

Scope and Content Note

[International Astronomical Union (3); H. J. C. Ireton (1); Clarke Irvine (2); James Edmund Ives {U.S. Public Health Service} (3)]

Box-folder 2.34

J -- MISCELLANEOUS (1925-1929)

Physical Description: (5 items)

Scope and Content Note

[Josef J. Johnson (2); Roy Jordan, Inc. (2); Alfred Harrison Joy (1)]

Box-folder 2.35

K -- MISCELLANEOUS (1925-1929)

Physical Description: (31 items)

Scope and Content Note

[M. E. Kahler (1); Kay & Burbank Co., Inc. (1); Keese Engineering Co. (1); Norton Adams Kent (2); Herbert Harvey Kimball {American Geophysical Union} (10); P. J. Kipp & Zonen {incl. J. J. van Oortmerssen} (5); Alfred Brooker Klugh (6); H. Kobold (1); Harry I. Krakeur [sp.?] (1); Jakob Kunz (3)]

Box-folder 2.36

L -- MISCELLANEOUS (1925-1929)

Physical Description: (21 items)

Scope and Content Note

[Claude Jerome Lapp (3); H. J. Larson (3); Francis P. Leavenworth (2); Oliver Justin Lee (2); The Leeds & Northrup Co. (9); The Literary Digest (1); Leonard Benedict Loeb (1)]

BOX 3 (1925-1929: M-Z)

Box-folder 3.37

M -- MISCELLANEOUS (1925-1929)

Physical Description: (60 items)

Scope and Content Note

[Daniel Trembly MacDougal (46); Mentore Maggini (2); Charles Frederick Marvin (2); William James Mayo (1); John E. Mellish (3); John Campbell Merriam (3); I. M. Miller (3)]

Box-folder 3.38

THE NORTH AMERICAN ALMANAC COMPANY (1925-1929)

Physical Description: (56 items)

Scope and Content Note

[Most of the correspondence is with Nile C. Smith]

Box-folder 3.39

N -- MISCELLANEOUS (1925-1929)

Physical Description: (35 items)

Scope and Content Note

[The National Geographic Society (1); National Tuberculosis Association (22); Finley F. Neal (3); Charles F. Neergaard (2); Mary Lawson Neff (3); Seth Barnes Nicholson (2); Hugo Nilson (2)]

Box-folder 3.40

O -- MISCELLANEOUS (1925-1929)

Physical Description: (13 items)

Scope and Content Note

[Optical Society of America (10); Oregon Tuberculosis Association (1); F. H. Osler (2)]

Box-folder 3.41

PETTIT -- PERSONAL (1925-1929)

Physical Description: (20 items)

Scope and Content Note

[See note in Administrative Information section for permission to use material in the Pettit folders. Carnegie Institution of Washington (10); H. Hallenbeck {re death of George Pettit} (1); A. N. Marquis & Co. (1); Standard Book Co. (1); Teachers Insurance and Annuity Association of America (3); Title Guarantee and Trust Co. (1); Who's Who in California (2); Wisconsin National Life Insurance Co. (1)]

Box-folder 3.42

P -- MISCELLANEOUS (1925-1929)

Physical Description: (27 items)

Scope and Content Note

[Edwards A. Park (2); The Peruvian (1); Greenleaf Whittier Pickard (3); Edward F. Pigot, S.J. (4); John Stanley Plaskett (1); Aldo Pontremoli (2); Popular Astronomy (2); Irwin Gillespie Priest (10); J. C. du Pui (2)]

Box-folder 3.43

R -- MISCELLANEOUS (1925-1929)

Physical Description: (31 items)

Scope and Content Note

[Radi-Ion Corp. (1); Lord Rayleigh (3); Arthur R. Riddle (2); William F. Rigge, S.J. (4); The Rockefeller Institute for Medical Research (1); R. S. Rockwood (5); Frank Elmore Ross (10); Royal College of Science, Canada (1); Henry Norris Russell (2); Walter Charles Russell (2)]

Box-folder 3.44

S -- MISCELLANEOUS (1925-1929)

Physical Description: (85 items)

Scope and Content Note

[W. R. Sawyer (2); Jan Schilt (1); Science and Invention (3); Science Service (1); Scientific American (4); The Scientific Monthly (7); Charles G. Shannon (1); Harlow Shapley (4); Forrest Shreve (4); Clarence Aurelius Skinner (2); Lois T. Slocum (2); D. F. Smiley (3); Eugene H. Smith (4); Louis Bevier Spinney (1); Joel Stebbins (2); Harry Steenbock (2); Harlan True Stetson (22); The Stratford Co. (1); Otto Struve (3); Agnes M. Swain (1); Godfrey Glenton Sykes {many items re Desert Sanatorium} (15)]

Box-folder 3.45

T -- MISCELLANEOUS (1925-1929)

Physical Description: (13 items)

Scope and Content Note

[Charles Fitzhugh Talman (3); George Frederick Taylor (7); Frederick F. Tisdall (3)]

Box-folder 3.46

U -- MISCELLANEOUS (1925-1929)

Physical Description: (6 items)

Scope and Content Note

[Die Umschau (2); University of California, University News Service (1); University of Chicago, Graduate School of Arts and Literature (2); University of Chicago Alumni Association (1)]

Box-folder 3.47

V -- MISCELLANEOUS (1925-1929)

Physical Description: (35 items)

Scope and Content Note

[George Van Biesbroeck (2); The Viscoloid Works {DuPont Viscoloid Co.} (2); Vitaglass Corp. {incl. William Wallace, Jr.} (31)]

Box-folder 3.48

W -- MISCELLANEOUS (1925-1929)

Physical Description: (56 items)

Scope and Content Note

[J. N. Walters (3); Louise Ware (1); Western Hospital and Nurses Review (13); Wheldon & Wesley, Ltd. (1); Helen Whittaker [Wehe] (10); Who's Who Publishing Co. (1); Inez Wilson (3); George Winchester (2); Wollensak Optical Co. (1); Harry Oscar Wood (1); R. M. Wood (2); The World-Herald {w/ biographical material on Pettit} (2); Frederick Eugene Wright (9); William Hammond Wright (4); Bernard Langdon Wyatt (3)]

Box-folder 3.49

Z -- MISCELLANEOUS (1925-1929)

Physical Description: (6 items)

Scope and Content Note

[J. G. Zaglakides (3); Carl Zeiss, Jena (1); Theodore F. Zucker (1); Robert Victor Zumstein (1)]

BOX 4 (1930-1932)

Box-folder 4.50

A -- MISCELLANEOUS (1930-1932)

Physical Description: (31 items)

Scope and Content Note

[Charles Greeley Abbot (4); Robert Grant Aitken (6); Laurence Aller (1); American Astronomical Society (1); American Society for Psychical Research {Glenn Palmer} (4); George Angelovich (2); The Antithesians {re "mind energy" photography} (3); Astronomical Society of the Pacific {Charles Hitchcock Adams, incl 2 typed mss. "Temperatures on the Moon"} (8); Edward Ayling (2)]

Box-folder 4.51

B -- MISCELLANEOUS (1930-1932)

Physical Description: (25 items)

Scope and Content Note

[Frederick A. Baker (1); E. P. Baltzell (2); R. W. Barfield (3); M. S. Beljavsky (1); Nels A. Bengton (1); George C. Blakslee (1); Nicholas Theodore Bobrovnikoff (3); The Brooklyn Institute of Arts and Sciences (3); Herbert Brownell (8); Robert C. Burt (1); Julio Bustos Navarrete (1)]

Box-folder 4.52

C -- MISCELLANEOUS (1930-1932)

Physical Description: (18 items)

Scope and Content Note

[Canadian Pacific (1); Jos J Carlos Mills (5); Edna Carter (1); Frederic Edward Clements (1); Harry Welrose Coffin (2); Corning Glass Works (1); Cosmos Corp. (3); J. W. Crabtree (3); Crucible Steel Company of America (1)]

Box-folder 4.53

THE DESERT SANATORIUM OF SOUTHERN ARIZONA, INC. (1930-1932)

Physical Description: (40 items)

Scope and Content Note

[George Earl Davis; Joseph L. McCarthy; Max Pinner; 4 photographs]

Box-folder 4.54

D -- MISCELLANEOUS (1930-1932)

Physical Description: (9 items)

Scope and Content Note

[J. B. Dennis (2); C. E. Depperman, S.J. (3); Andrew Ellicott Douglass (2); Lee Alvin DuBridge (2)]

Box-folder 4.55

F -- MISCELLANEOUS (1930-1932)

Physical Description: (23 items)

Scope and Content Note

[Hilda Faust (1); Sampaio Ferraz (1); Frederick Eugene Fowle (3); Mason Fraps (1); John J. Frauenfelder (4); J. M. Frawley (2); Edward Elway Free (1); Edwin Brant Frost (10)]

Box-folder 4.56

G -- MISCELLANEOUS (1930-1932)

Physical Description: (10 items)

Scope and Content Note

[General Mills, Inc. (1); Arthur Feddeman Gorton (4); B. L. Griffing (2); Alfred D. Guion (3)]

Box-folder 4.57

H -- MISCELLANEOUS (1930-1932)

Physical Description: (28 items)

Scope and Content Note

[Oscar A. Hagen (1); E. W. Hawkes (14); Bernard Clifford Hendricks (1); John Severy Hibben (1); Alexander Hollander (1); John M. Howie (1); Philip F. Hoyt {re illness & death of Wilbur F. Hoyt} (3); Wilbur Franklin Hoyt {one ltr w/ note from R. D. Overholt} (6)]

Box-folder 4.58

I -- MISCELLANEOUS (1930-1932)

Physical Description: (9 items)

Scope and Content Note

[Industrial Digest (3); International Astronomical Union (3); Joseph C. Ireland (2); James Edmund Ives (1)]

Box-folder 4.59

K -- MISCELLANEOUS (1930-1932)

Physical Description: (8 items)

Scope and Content Note

[J. L. Keane (2); Ernst Keil (2); Keystone View Co. of New York (1); Herbert Harvey Kimball (1); Hoyt Klinck (2)]

Box-folder 4.60

L -- MISCELLANEOUS (1930-1932)

Physical Description: (10 items)

Scope and Content Note

[Carl Otto Lampland (1); Lancaster High School (1); Lancaster, New Hampshire {to unidentified person re eclipse plans} (1); E. M. Lang, Jr. (2); Leeds & Northrup Co. (3); Arthur Leslie (1); Gertrude Lofy (1)]

Box-folder 4.61

M -- MISCELLANEOUS (1930-1932)

Physical Description: (24 items)

Scope and Content Note

[Daniel Trembly MacDougal (3); T. O. McGrath (2); Col. Majors (1); Ross W. Marriott (2); Donald Howard Menzel (10); Meteorological Office, Air Ministry (1); Joseph Haines Moore (4); Laird M. Morris (1)]

Box-folder 4.62

THE NORTH AMERICAN ALMANAC CO. (1930-1932)

Physical Description: (27 items)

Scope and Content Note

[Most of the correspondence is with J. E. Chrest.]

Box-folder 4.63

N -- MISCELLANEOUS (1930-1932)

Physical Description: (6 items)

Scope and Content Note

[Clifford M. Ness (3); Seth Barnes Nicholson (3)]

Box-folder 4.64

O -- MISCELLANEOUS (1930-1932)

Physical Description: (17 items)

Scope and Content Note

[Optical Society of America (14); Bernard Levussove Oser {Food Research Laboratories, Inc.} (3)]

Box-folder 4.65

PETTIT -- PERSONAL (1930-1932)

Physical Description: (31 items)

Scope and Content Note

[See note in Administrative Information section for permission to use material in the Pettit folders. Baynham-Bunnell Co. (1); Boston Antique Shop (1); California Men of Prominence, Ltd. (3); Richard F. Carlson Motors' Co. (1); Carnegie Institution of Washington (3); The Casualty Association of America (1); Anne M. Goshen (1); Lillian Headley (4); Mrs. Carrie E. [Preston] Herman (2); Rena Gash Leger (3); Pacific Finance Corp. (1); Parsons & Nelson, Inc. (1); Lee Ad. Richmond (2); Teachers Insurance and Annuity Association of America (2); United States Fire Insurance Co. of New York (1); Walter [?] (1); Wisconsin National Life Insurance Co. (3)]

Box-folder 4.66

P -- MISCELLANEOUS (1930-1932)

Physical Description: (22 items)

Scope and Content Note

[Fifth Pacific Science Congress (1); Edwin Robert Parker (4); Edmund Parkinson (2); Clarence T. Patterson (6); E. J. Perepelkin (2); Peru State Teachers College (1); Popular Mechanics Magazine (3); D. Price (1); J. C. du Pui (2)]

Box-folder 4.67

R -- MISCELLANEOUS (1930-1932)

Physical Description: (7 items)

Scope and Content Note

[Hazel C. Reed (2); R. S. Rockwood (3); Edward A. Rumely (2)]

Box-folder 4.68

S -- MISCELLANEOUS (1930-1932)

Physical Description: (32 items)

Scope and Content Note

[The Scientific Monthly (3); George Cheever Shattuck (1); Forrest Shreve (4); Otto Julius Sieplein (1); A. O. Smith Corp. (1); Maynard Goldman Snell (2); D. W. Starrett (5); Gwendolyn Stead (3); Arthur H. Steinhaus (1); Harlan True Stetson (1); H. M. Strecker (2); William Stoermer (2); E. F. Stroh (1); Otto Struve (1); Carl A. Stutsman (3); Ransome Sutton (1)]

Box-folder 4.69

T -- MISCELLANEOUS (1930-1932)

Physical Description: (6 items)

Scope and Content Note

[The Texas Co., Road Map Division (1); L. R. Tillotson (2); Clyde William Tombaugh (1); James C. Towle (2)]

Box-folder 4.70

V -- MISCELLANEOUS (1930-1932)

Physical Description: (2 items)

Scope and Content Note

[George Van Biesbroeck (2)]

Box-folder 4.71

W -- MISCELLANEOUS (1930-1932)

Physical Description: (35 items)

Scope and Content Note

[Ward's Natural Science Establishment, Inc. (5); Washburn College Alumni Association (1); Henry G. Weaver (1); Western Hospital and Nurses Review {later Western Hospital Review} (12); Helen Whitaker [Wehe] (1); Kenneth Williamson (1); M. H. Wodlinger (2); Frederick Eugene Wright (10); William Hammond Wright (2)]

Box-folder 4.72

Z -- MISCELLANEOUS (1930-1932)

Physical Description: (2 items)

Scope and Content Note

[Mrs. Katherine Zager (2)]

BOX 5 (1933-1937)

Box-folder 5.73

A -- MISCELLANEOUS (1933-1937)

Physical Description: (24 items)

Scope and Content Note

[Charles Greeley Abbot (3); Giorgio Abetti (3); Robert Grant Aitken (5); American Council on Education, Committee on Graduate Instruction (2); American Economic Foundation {Percival White} (1); American Geophysical Union (5); American Philosophical Society (3); H. J. Andrews (1); Apex Films Inc. (1); Astronomical Society of the Pacific {Paul Willard Merrill} (1)]

Box-folder 5.74

B -- MISCELLANEOUS (1933-1937)

Physical Description: (34 items)

Scope and Content Note

[Bell & Howell Co. (1); Nels August Bengston (3); H. E. M. Bernhard (1); Walter E. Bernheimer (2); Charles A. Bothamley (2); J. Staley Brode (4); Gertrude Brownell [Randal] (2); Herbert Brownell (2); M. M. [Mrs. Herbert] Brownell (3); S. M. Brownell (2); L. V. Burton (7); Julio Bustos Navarrete (3); Byrd Antarctic Expedition II (2)]

Box-folder 5.75

C -- MISCELLANEOUS (1933-1937)

Physical Description: (30 items)

Scope and Content Note

[Arthur Hawthorne Carhart (2); Carnegie Institution of Washington, Division of Publications (5); Carthage College (7); Subrahmanyan Chandrasekhar (1); [?] Clark (1); William Weber Coblentz (2); Joseph P. Cranston (1); Crater Lake National Park (1); Eugene Casson Crittenden (3); Clifford Crump (4); Heber Doust Curtis (1); The Cushman Chuck Co. (2)]

Box-folder 5.76

D -- MISCELLANEOUS (1933-1937)

Physical Description: (15 items)

Scope and Content Note

[George Earl Davis (3); Mark W. Delzell {re death of Herbert Brownell} (2); F. Napier Denison (3); The Detroit News (1); Edward R. Dewey (1); Andrew Ellicott Douglass (2); The Drem Products Corp. {see also Photo Utilities, Inc.} (2); Raymond Smith Dugan (1)]

Box-folder 5.77

E -- MISCELLANEOUS (1933-1937)

Physical Description: (8 items)

Scope and Content Note

[Eastman Kodak Co. (2); Pio Emanuelli (3); Howard Erwood (2); Roger Shepherd Estey (1)]

Box-folder 5.78

F -- MISCELLANEOUS (1933-1937)

Physical Description: (8 items)

Scope and Content Note

[J. W. Fecker (1); Warren F. Fox (3); The Friend (4)]

Box-folder 5.79

G -- MISCELLANEOUS (1933-1937)

Physical Description: (5 items)

Scope and Content Note

[Everett Grant (4); Ross Gunn (1)]

Box-folder 5.80

H -- MISCELLANEOUS (1933-1937)

Physical Description: (50 items)

Scope and Content Note

[F. H. Hagner {Position Finder Corp.} (7); Charles E. Hall (2); Hanovia Chemical & Manufacturing Co. (1); Hartford, Connecticut, Board of Education (1); Samuel G. Hefelbower {much re Carthage College} (18); Bernard Clifford Hendricks (5); [?] Henson (1); Samuel G. Hibben {Westinghouse Lamp Co.} (2); Edgar Higgins (2); W. J. Hitchcock (4); Holmes Projector Co. (2); John M. Howie (4); The Huntington Library (1)]

Box-folder 5.81

I -- MISCELLANEOUS (1933-1937)

Physical Description: (17 items)

Scope and Content Note

[International Astronomical Union {incl. G. Abetti, L. d'Azambuja, & W. Brunner} (13); First International Congress of Cosmobiology (1); International Geodesic and Geophysical Union (3)]

Box-folder 5.82

J -- MISCELLANEOUS (1933-1937)

Physical Description: (3 items)

Scope and Content Note

[James Manufacturing Co. (2); C. Mackenzie Jones (1)]

Box-folder 5.83

K -- MISCELLANEOUS (1933-1937)

Physical Description: (4 items)

Scope and Content Note

[Philip Childs Keenan (4)]

Box-folder 5.84

L -- MISCELLANEOUS (1933-1937)

Physical Description: (16 items)

Scope and Content Note

[Frederick Charles Leonard (5); Isabel M. Lewis (2); Library Association of Portland, Oregon (1); W. M. Lindley (3); The Literary Digest {draft of letter to O. C. Nichols on back} (1); Los Angeles Astronomical Society {Mars F. Baumgardt} (1); Hazel Marie Losh (3)]

Box-folder 5.85

MOUNT WILSON OBSERVATORY (1933-1937)

Physical Description: (11 items)

Scope and Content Note

[Mainly letters & telegrams to/from staff at Mt. Wilson sent while Pettit was spending the summers at Yerkes Observatory. Walter Sydney Adams; Elizabeth Connor; Edison R. Hoge; Anne McConnel; Elizabeth E. Sternberg; Louise Ware]

Box-folder 5.86

M -- MISCELLANEOUS (1933-1937)

Physical Description: (90 items)

Scope and Content Note

[Daniel Trembly McDougal (2); Thomas Orrin McGrath (4); Francis C. McMath (1); Robert Raynolds McMath (45); Alvin Greene McNish (3); Orin E. Madison (2); Aaron Edwin Margulis (8); Emmett Virgil Martin (3); Louise W. Mears (1); Charles Edward Kenneth Mees (9); John Campbell Merriam (4); [British] Meteorological Office (1); H. David Michener {re Robert Dietz} (1); Milwaukee Journal Tour Club (1); Samuel Alfred Mitchell (3); Edwin Moll (1); John R. Mote (1)]

Box-folder 5.87

N -- MISCELLANEOUS (1933-1937)

Physical Description: (15 items)

Scope and Content Note

[The National Education Association of the United States {re J. W. Crabtree} (8); Col. Ode C. Nichols (2); Seth Barnes Nicholson (4); Nu-Art Filmco (1)]

Box-folder 5.88

O -- MISCELLANEOUS (1933-1937)

Physical Description: (8 items)

Scope and Content Note

[Brian O'Brien (2); Optical Society of America {some re R. R. McMath} (6)]

Box-folder 5.89

PETTIT -- PERSONAL (1933-1937)

Physical Description: (48 items)

Scope and Content Note

[See note in Administrative Information section for permission to use material in the Pettit folders. The Athenaeum (1); Birmingham Motor Sales, Inc. (1); John L. Blair {New Process Co.} (2); Carnegie Institution of Washington (6); Cranbrook School (1); Crater Lake National Park (1); Crawford-Dawe-Grove Agency (2); T. M. Evans (1); Farmers Automobile Inter-Insurance Exchange (1); The Fuller Brush Co. (1); Lillian Headley (1); Internal Revenue Service (2); Rena W. Leger (3); Alma Pettit (3); John W. Pettit (2); Leonard Pettit (3); The Robert Phillipps Co. (6); Mabel Raymond (1); San Francisco pamphlet (1); Florence L. Sawyer (2); Title Guarantee and Trust Co. (1); Union Pacific Railroad Co. (2); United States Fire Insurance Co. {Sadler & Holmes Insurance} (1); Katherine Louise Van Wyck {draft of letter to Walter Whitney on back} (1); W. V. Wiegand (1); Wisconsin National Life Insurance Co. (1)]

Box-folder 5.90

P -- MISCELLANEOUS (1933-1937)

Physical Description: (17 items)

Scope and Content Note

[Pacific Library Binding Co.(2); Pacific Metals Co., Ltd. (1); City of Pasadena (2); Robert Methven Petrie (3); Philippine Islands Weather Bureau (1); Photo Utilities, Inc. (1); Mary Pickford (1); Pickford-Lasky Productions, Inc. (1); H. H. Porter, Jr. (2); Thomas Charles Poulter (2); D. Price (1)]

Box-folder 5.91

R -- MISCELLANEOUS (1933-1937)

Physical Description: (11 items)

Scope and Content Note

[R & M Electric Sign, Co. (1); Radio Press Service (1); Paul Rudnick (2); C. F. Rust (7)]

Box-folder 5.92

SUNNY SCHICK (1933-1937)

Physical Description: (20 items)

Scope and Content Note

[Sunny Schick was a brokerage house for photographic & cinematic equipment, film, lamps, etc.]

Box-folder 5.93

S -- MISCELLANEOUS (1933-1937)

Physical Description: (85 items)

Scope and Content Note

[Linn W. Scherer (2); Scientific American {Albert G. Ingalls} (2); Frederick Hanley Seares (4); Ralph M. Shaw, Jr. (2); Erle V. Simon (3); W. T. Skilling (6); Frederick Slocum (8); Dorothy Smith (2); The Society for Research on Meteorites (1); Theodore Eugene Sterne (1); Harlan True Stetson (4); F. J. M. Stratton (5); Henry Frederick Strohecker (2); John Donovan Strong (1); Otto Struve (38); Goodwin Deloss Swezey (4)]

Box-folder 5.94

T -- MISCELLANEOUS (1933-1937)

Physical Description: (9 items)

Scope and Content Note

[W. Taverner (3); Theodore F. Tarbox (2); Samuel E. Traudt (2); Gertrude Ogden Tubby (2)]

Box-folder 5.95

U -- MISCELLANEOUS (1933-1937)

Physical Description: (1 item)

Scope and Content Note

[U.S. Printing Office, Superintendent of Documents (1)]

Box-folder 5.96

V -- MISCELLANEOUS (1933-1937)

Physical Description: (4 items)

Scope and Content Note

[Vard Mechanical Laboratory (1); Carl E. Veach (1); Victor Animatograph Co. (1); M. Volochine (1)]

Box-folder 5.97

W -- MISCELLANEOUS (1933-1937)

Physical Description: (57 items)

Scope and Content Note

[K. P. Walton {Back-Yard Astronomer's Society} (3); The Warner & Swasey Co. (2); Ph. WehrlJ (1); S. T. Welchover (2); Whitehead & Kales Co. (3); Walter Ticknor Whitney (4); D. P. Wilson (2); Leonard William Wing (3); Wollensak Optical Co. (1); The World Calendar Association, Inc. (2); Frederick Eugene Wright (34)]

BOX 6 (1938-1946)

Box-folder 6.98

A -- MISCELLANEOUS (1938-1946)

Physical Description: (53 items)

Scope and Content Note

[Giorgio Abetti (5); Adler Planetarium (3); Aircraft Radio Laboratory, War Department (2); Allegheny Ludlum Steel Corp. (5); American Association of Scientific Workers (2); American Astronomical Society {Joel Stebbins} (1); "American Defense" {California Institute, Huntington Library, Mount Wilson Observatory Group} (1); American Geophysical Union {Charles Franklin Brooks, ltr re C. G. Abbot's proposal --incl carbons of ltrs from: Helmut Landsberg, Larry F. Page, Harlan True Stetson, Homer Woodworth Clough, & Chaim Leib Pekeris} (10); American Peoples Encyclopedia (11); Clifford Norman Anderson {incl typed ms "A Representation of the Sunspot Cycle", copy ltr from John Adam Fleming, & copy typed ms. "Solar Radiation and Geomagnetism," by J. Bartels} (6); L. E. Armfield (2); Betty June Arnold (2); Astronomical Society of the Pacific (2); L. d'Azambuja (1)]

Box-folder 6.99

B -- MISCELLANEOUS (1938-1946)

Physical Description: (54 items)

Scope and Content Note

[Louis C. Barail (1); Barber-Colman Co. (1); Pierre Basmaison (6); Mars Baumgardt (1); Bausch & Lomb Optical Co. (8); Nels August Bengtson (1); Biographical Encyclopedia of the World (1); Anna Jean Blackstad {Pomona College} (1); The Blakiston Co. (2); Harold Francis Blum (2); John S. Bordner (1); Braun Corp. (1); J. Stanley Brode (1); Frederick Augustus Brooks (18); Charles E. R. Bruce (5); Harris L. Burnett (2); Vannevar Bush (2)]

Box-folder 6.100

C -- MISCELLANEOUS (1938-1946)

Physical Description: (32 items)

Scope and Content Note

[Calexico Engineering Works (1); California Institute of Technology {re Edna Carter} (2); John William Campbell {incl ltr from Ernest Sydney Keeping to E.P.} (3); Leon Campbell (8); Robert M. Campbell {a.k.a. Roupert Rivierre} (5); Carnegie Institution of Washington {incl ltrs re Exhibit Committee & from V. Bush} (7); Tommy Cave (2); Alvan Clark & Sons Co. (1); Columbia Broadcasting System (1); Consolidated Book Publishers (1); Heber Doust Curtis {copy ltr to G. V. Krishnaswami} (1)]

Box-folder 6.101

D -- MISCELLANEOUS (1938-1946)

Physical Description: (11 items)

Scope and Content Note

[Dover Publications (2); Dow Radio Supply Co. (1); Theodore Dreiser (3); Ducommun Metals and Supply Co. (3); Theodore Dunham, Jr. (2)]

Box-folder 6.102

E -- MISCELLANEOUS (1938-1946)

Physical Description: (28 items)

Scope and Content Note

[Eastbay Astronomical Association (6); Eastman Kodak Co. (5); Levantia V. Eaton (2); Egyptian Lacquer Manufacturing Co. (1); L. C. Eichner (2); John W. Evans (7); Mrs. Marion H. Evans (1); The Ex-Marine Guards, Inc. {re Lotan S. King} (2)]

Box-folder 6.103

F -- MISCELLANEOUS (1938-1946)

Physical Description: (7 items)

Scope and Content Note

[Federation of Natural Sciences of Southern California (1); R. Y. Ferner Co. (1); Fish-Schurman Corp. (2); Clyde Fisher {Hayden Planetarium} (1); John Adam Fleming (2)]

Box-folder 6.104

G -- MISCELLANEOUS (1938-1946)

Physical Description: (9 items)

Scope and Content Note

[The Gaertner Scientific Corp. (1); Fred M. Garland (2); Girard-Perregaux (1); Glendale Public Library (2); Richard Halsey Goddard (1); Arthur W. Graham, Jr. (2)]

Box-folder 6.105

H -- MISCELLANEOUS (1938-1946)

Physical Description: (68 items)

Scope and Content Note

[Carl Halvarson (2); Julie M. Vinter Hansen {incl corespondence with Astronomical Society of the Pacific} (7); Arthur Cobb Hardy (1); Ezra Clarence Harrah (7); Robert Torrens Hatt (2); Ruth E. Hayner (4); Rosemary Heckelman (2); Samuel G. Hefelbower (7); Neal J. Heines (10); Bernard Clifford Hendricks (1); Carl Hinshaw {incl. form ltr from "American Defense"} (3); Bert Hollenbee (1); Holmes Projector Co. (1); H. J. Holmquest (2); Houghton-Mifflin Co. (1); John M. Howie (3); Edward Olson Hulburt (3); H. R. Hulme (3); Ellsworth Huntington (2); Charles W. Hurd (6)]

Box-folder 6.106

I -- MISCELLANEOUS (1938-1946)

Physical Description: (1 item)

Scope and Content Note

[Herschel C. Ice (1)]

Box-folder 6.107

J -- MISCELLANEOUS (1938-1946)

Physical Description: (12 items)

Scope and Content Note

[Theodore Siegumfeldt Jacobsen (2); Jean Jacques (2); Harry Raymond James (1); Frank Covert Jean (6); Clinton K. Judy (1)]

Box-folder 6.108

K -- MISCELLANEOUS (1938-1946)

Physical Description: (5 items)

Scope and Content Note

[Gerard Peter Kuiper (5)]

Box-folder 6.109

L -- MISCELLANEOUS (1938-1946)

Physical Description: (58 items)

Scope and Content Note

[William Charles Lamb (3); Helmut Landsberg (3); Harold H. Lane (1); Leach Relay Co. (1); Oliver Justin Lee (2); Frederick Charles Leonard (2); Israel Monroe Levitt (3); Life Magazine (3); Earle Garfield Linsley (19); Rudolph Martin Lippert (15); Rollin M. Lobaugh (1); Crosby Lockwood & Son Ltd. (3); Los Angeles Astronomical Society (1); Los Angeles Examiner (1)]

Box-folder 6.110

M -- MISCELLANEOUS (1938-1946)

Physical Description: (58 items)

Scope and Content Note

[G. Kent McCauley (2); Duncan E. Macdonald (2); Mrs. Elizabeth McGaffey (2); McGraw-Hill Book Co., Inc. (2); Andrew McKellar (1); Robert Raynolds McMath (19); The MacMillan Co. (3); Mrs. Allison Marti (1); L. A. Matheson (1); John Campbell Merriam (2); Meteorological Ofice, South Kensington, London (1); Meteorological Office, Stonehouse, Gloucestershire (1); William Ferdinand Meyer (1); John T. Middleton (2); George Wilber Moffitt {re Optical Society of America} (8); Mrs. A. T. Monk (2); Paul Mooney (1); William D. Morgan (7)]

Box-folder 6.111

N -- MISCELLANEOUS (1938-1946)

Physical Description: (13 items)

Scope and Content Note

[A. L. Narayan (2); National Geographic Magazine (2); Nelson's Encyclopedia (6); Archie M. Newton (1); Seth Barnes Nicholson (2)]

Box-folder 6.112

O -- MISCELLANEOUS (1938-1946)

Physical Description: (6 items)

Scope and Content Note

[Office of Scientific Resarch and Development {Mina Rees} (1); Optical Society of America (1); Maury Osborne (2); S. L. Osborne (2)]

Box-folder 6.113

PETTIT -- PERSONAL (1938-1946)

Physical Description: (34 items)

Scope and Content Note

[See note in Administrative Information section for permission to use material in the Pettit folders. Carnegie Institution of Washington (11); Cranbrook School (2); Lena Freiday-Scott (2); H. Hallenbeck (2); Munger & Munger (1); Nemaha County, Nebraska, Clerk's Office (1); Charles A. O'Connor (1); City of Pasadena (1); Helen Pettit (3); Leonard Pettit (2); Sadler and Holmes (2); Science Service (2); Teachers Insurance and Annuity Association of America (1); Veterans Administration (2); Walter [?] {cousin} (1)]

Box-folder 6.114

P -- MISCELLANEOUS (1938-1946)

Physical Description: (22 items)

Scope and Content Note

[Pacific Library Binding Co. (2); Pantechnical Manufacturing Co. (1); Pasadena Defense Council (1); Pasadena Jumior College (1); John Benjamin Penniston {Printed Matter} (1); Robert Methven Petrie (4); William F. Petersen (2); Karl D. Pettit (2); The Pointer (3); Polaroid Corp. (3); Henry Leroy Pugh (2)]

Box-folder 6.115

R -- MISCELLANEOUS (1938-1946)

Physical Description: (13 items)

Scope and Content Note

[R[adio] C[orporation of] A[merica] Communications, Inc. (2); Emery L. Radwany (2); Lee Ad. Richmond (2); Walter Orr Roberts (3); Henry Norris Russell (4)]

Box-folder 6.116

S -- MISCELLANEOUS (1938-1946)

Physical Description: (97 items)

Scope and Content Note

[Mrs. Beth Satterthwaite (2); Harold E. Sawyer (3); J. G. Schott (1); Science (3); Science Service (1); The Scientific Monthly (3); F. J. Sellers (4); Charles Donald Shane (1); John T. Shannon (3); Albert V. Shatzel (8); Victor Ernest Shelford (3); James M. Sheridan (2); Jessie May Short (1); W. T. Skilling (16); The Sky (1); Sky and Telescope (2); Earl Carl Slipher (1); Harry F. Smejkal (1); Dana Smith (3); Walter Soller (3); The Sponge Rubber Products Co. (1); Joel Stebbins (2); Theodore Eugene Sterne (8); Harlan True Stetson (3); F. J. M. Stratton (2); Otto Struve (12); Sunny Schick (4); Polydore Swings (3)]

Box-folder 6.117

T -- MISCELLANEOUS (1938-1946)

Physical Description: (7 items)

Scope and Content Note

[A. David Thackeray (2); John Troxell (1); Franklin Marion Turrell (4)]

Box-folder 6.118

U -- MISCELLANEOUS (1938-1946)

Physical Description: (22 items)

Scope and Content Note

[U.S. Army Corps of Engineers {re Pettit's involvement with Atomic Bomb Project} (16); U.S. Naval Observatory (2); University of Santa Clara {re Mount Lowe telescope} (2); Albrecht Unsold (2)]

Box-folder 6.119

V -- MISCELLANEOUS (1938-1946)

Physical Description: (2 items)

Scope and Content Note

[George Van Biesbroeck (2)]

Box-folder 6.120

W -- MISCELLANEOUS (1938-1946)

Physical Description: (48 items)

Scope and Content Note

[Margaret Walker (3); Waltham Watch Co. (2); K. P. Walton (3); Louise Ware (1); Arthur Howard Warner {re E= meeting} (3); Earle Horace Warner (5); Warner Bros. Pictures, Inc. (1); David Warshaw {incl. corresp. w/ John Adam Fleming} (5); Harold Weaver (1); B. Westermann Co., Inc. (1); Western Electric Co. {re Lewis B. Browder} (2); The Western Union Telegraph Co. (2); Walter Ticknor Whitney (2); John Wiley & Sons, Inc. (2); Robley Cook Williams (1); Virginia Lucille Williams (2); George Winchester (2); Leonard William Wing (2); Wisconsin Department of Agriculture (1); Rev. W. Rees Wright (4); Oliver Reynolds Wulf (2); James V. Wyber (1)]

Box-folder 6.121

Y -- MISCELLANEOUS (1938-1946)

Physical Description: (1 item)

Scope and Content Note

[Anne S. Young (1)]

Box-folder 6.122

Z -- MISCELLANEOUS (1938-1946)

Physical Description: (2 items)

Scope and Content Note

[Walter W. Zimmerman (2)]

MANUSCRIPTS, GRAPHS

BOX 6: BY EDISON PETTIT

Box-folder 6.123

The Application of Vacuum Thermocouples to Astronomical Problems

Scope and Content Note

[copy, typed ms., 3 pp. {with Seth Barnes Nicholson}]

Box-folder 6.124)

Distance Along Tape from Trunion of Thezac Porsmers Lens to Circle of Given Intensity

Scope and Content Note

[pencil graph, 1 p.]

Box-folder 6.125)

Focal Changes Produced by Temperature Changes in Coelostat Mirrors

Scope and Content Note

[copy, typed ms., 2 pp. {for Annual Report, 1922}]

Box-folder 6.126

Limiting Accuracy of the Micrometer Caliper

Scope and Content Note

[copy, typed ms. w/ corrections, 2 pp.]

Box-folder 6.127

Measurement of Ultra-Violet Solar Radiation at Mount Wilson

Scope and Content Note

[copy, typed ms., 2 pp.]

Box-folder 6.128

The Possible Escape of Prominences from the Sun

Scope and Content Note

[2 copies, typed ms., 3 pp. each]

Box-folder 6.129

Stellar Radiation

Scope and Content Note

[pencil ms., 2 pp. {with Seth Barnes Nicholson}]

BOX 6: BY HAROLD DELOS BABCOCK

Box-folder 6.130

A Measurement of the Solar Limb Effect (Abstract)

Scope and Content Note

[copy, typed ms., 1 p.]

Scope and Content Note

Container List