Collection Contents
Series 1. Citrus research and industry. 1894-1951, undated.
Series Scope and Content Summary
Photographs and descriptions of citrus trees involved in CES project 594. Originally housed in lettered binders labeled as books, this folder contains pages 1485-1493 from book 8A. 1927-1929.
Photographs and descriptions of citrus trees involved in CES project 594. Originally housed in lettered binders labeled as books, this folder contains pages 1494-1511 from book 8A and depict percent yields. 1927.
Photographs and descriptions of citrus trees involved in CES project 594. Originally housed in lettered binders labeled as books, this folder contains pages 1520-1583 from book 8A and depict treatment trees. 1927.
Photographs and descriptions of citrus trees involved in CES project 594. Originally housed in lettered binders labeled as books, this folder contains pages 2992-2998 from book 8A and depict zinc sulfate experiments. 1929.
Photographs and descriptions of citrus trees involved in CES project 594. Originally housed in lettered binders labeled as books, this folder contains pages 2192-2242 from book 8B and depict treatment trees. 1932.
Photographs and descriptions of citrus trees involved in CES project 594. Originally housed in lettered binders labeled as books, this folder contains pages 2884-2984 from book 8C and depict zinc sulfate experiments. 1934.
Photographs and descriptions of citrus trees involved in CES project 594. Originally housed in lettered binders labeled as books, this folder contains pages 2985-2991 from book 8C and depict zinc sulfate experiments. 1934.
Photographs and descriptions of citrus trees involved in CES project 594. Originally housed in lettered binders labeled as books, this folder contains pages 3332-3426 from book 8D and depict zinc sulfate experiments. 1935-1936.
Photographs and descriptions of citrus trees involved in CES project 594. Originally housed in lettered binders labeled as books, this folder contains pages 3427-3432 from book 8D and depict zinc sulfate experiments. 1935-1936.
Photographs and descriptions of citrus trees involved in CES project 594. Originally housed in lettered binders labeled as books, this folder contains pages 3775-3776 from book 8D and depict trenches. 1935-1936.
Photographs and descriptions of citrus trees involved in CES project 594. Originally housed in lettered binders labeled as books, this folder contains pages 4329-4381 from book 8E and depict selected trees in fertilizer plots. 1938.
Photographs and descriptions of citrus trees involved in CES project 594. Originally housed in lettered binders labeled as books, this folder contains pages 5257-5262 from book 8E and depict Tulare County experiments. 1942.
Photographs, descriptions, and data of citrus trees involved in CES project 594. Originally housed in lettered binders labeled as books, this folder contains pages 4329-4381 from book 8E and depict fertilizer trials. 1943.
Photographs and descriptions of citrus trees involved in CES project 594. Originally housed in lettered binders labeled as books, this folder contains pages 5721-5723 from book 8E and depict tree leaves from an ammonium sulfate plot. 1943.
Photographs and descriptions of citrus trees involved in CES project 594. Originally housed in lettered binders labeled as books, this folder contains pages 5724-5736 from book 8F and depict fertilizer trials. 1944.
Photographs and descriptions of citrus trees involved in CES project 594. Originally housed in lettered binders labeled as books, this folder contains pages 5737-5744 from book 8F and depict surface soil in relation to fertilizer treatment. 1944.
Photographs and descriptions of citrus trees involved in CES project 594. Originally housed in lettered binders labeled as books, this folder contains pages 6102-6168 from book 8F and depict fertilizer trials. 1947.
Photographs and descriptions of citrus trees involved in CES project 594. Originally housed in lettered binders labeled as books, this folder contains pages 6356-6384 from book 8G and depict treatments of trees. 1948.
Photographs with captions by H. J. Webber from photobook 2, items 301-400. Contains images of citrus trees, citrus fruit and avocados. Items are in original order. 1919-1928, undated.
Photographs with captions by H. J. Webber from photobook 2, items 407-499. Contains images of citrus trees and citrus fruit. Items are in original order. 1928-1930.
Photographs with captions by H. J. Webber from photobook 3, items 500-606. Contains images of citrus trees and citrus fruit. Items are in original order. 1927-1930.
Photographs with captions by H. J. Webber from photobook 3, items 607-699. Contains images of citrus trees and citrus fruit. Items are in original order. 1931-1932.
Photographs with captions by H. J. Webber from photobook 4, items 700-808. Contains images of citrus trees, citrus fruit, and palm trees in Florida. Items are in original order. Items 809-900 are not available. 1932-1933, undated.
Photographs with captions taken by H.J. Webber of citrus trees, citrus orchards, and walnut trees. 1915-1919, undated.
Photographs with captions by H. J. Webber from photobook 1 pages 1-143. Contains images of citrus trees, citrus fruit, and avocados. 1909-1916, undated.
Photographs with captions by H. J Webber from photobook 1, pages 144-300. Contains images of citrus trees, citrus fruit, avocado trees, and avocados. 1916-1927, undated.
Photographs of citrus related subjects taken by H. J. Webber while working in Berkeley, California. Contains items 1929-1991. Items were originally part of a photo album and have been kept in original order. 1923.
Photographs of citrus related subjects taken by H. J. Webber while working in Berkeley, California. Some items in this folder are numbered and some are not. Items were originally part of a photo album and have been kept in original order. 1923-1934, undated.
Research notes and data regarding citrus and other topics. Dr. Webber's notes were originally contained in a single large packet tied with string. These items are filed in original order. 1915-1917, undated.
Research notes and data regarding citrus and other topics. Dr. Webber's notes were originally contained in a single large packet tied with string. These items are filed in original order. 1918-1928, undated.
Research notes and data regarding citrus and other topics. Dr. Webber's notes were originally contained in a single large packet tied with string. Items are filed in original order. 1928-1934, undated.
Research notes and data regarding citrus and other topics. Dr. Webber's notes were originally contained in a single large packet tied with string. Items are filed in original order. 1933-1937, undated.
Correspondence between Dr. H. J. Webber and Dean Hunt regarding citrus research. 1918-1919.
Correspondence between Dr. H.J. Webber and professor Ira Condit regarding citrus and other tropical fruits. 1918-1929.
Correspondence regarding citrus inter-stocks. 1943.
Research notes and correspondence regarding citrus rootstock experiments. 1927-1940, undated.
Report on the granulation of rootstock plots at the Citrus Experiment Station in Riverside, California. 1938.
Research notes regarding citrus stock experiments. These materials were labeled as old notes on the original file folder. 1925-1927, undated.
Correspondence, notes, and research regarding rootstocks translated from Spanish to English. 1936, undated.
Summaries comparing citrus rootstocks. 1928-1937.
Research notes and report regarding citrus seedling rootstocks. 1926, undated.
Summaries and research notes regarding annual yields of citrus rootstocks at the Citrus Experiment Station in Riverside, California. 1909-1935.
Research notes regarding odd rootstock trees. undated.
Research notes and publications regarding the influence of rootstock strains on yields and size. 1923-1934.
Clippings regarding fruit breeding. 1934-1938, undated.
Translations of research regarding citrus stocks and citrus cultivation. 1931-1939.
Research notes, publications, and correspondence regarding rootstock varieties and disease. 1931-1943, undated.
Clippings and correspondence regarding the control of citrus pests. 1933, 1939.
Correspondence and notes about citrus diseases. 1902, 1943.
List of citrus rootstock experiments to be planted at the Citrus Experiment Station in Riverside, California. 1932.
Notes and clippings regarding canning methods and canned citrus products. 1938.
Notes and clippings regarding citrus juices and bottling. 1934-1942, undated.
Notes and clippings regarding the dietetic values of citrus. 1938-1939.
Clippings and summaries regarding citrus fertilizer. 1939, 1945.
Clippings, publications, and correspondence regarding citrus nursery methods. 1937-1939.
Research notes, typescripts, and clippings regarding frost injury. 1928-1943, undated.
Clipping and research notes regarding seed dispersal. 1930-1939, undated.
Correspondence and clippings regarding citrus orchard transportation. 1935-1945.
Publications and research notes regarding the utilization of citrus performance records. 1919-1923, undated.
Correspondence, research notes, and clippings regarding citrus imports. 1931-1934, undated.
Photographs of citrus orchard equipment and orchard management. 1916-1917, undated.
Photographs of Los Nietos citrus packing house. undated.
Photographs of the Tetley nursery in Riverside, California. 1928.
Correspondence, research notes, and clippings regarding citrus production in the United States. 1929-1937, undated.
Publications, research notes, and typescripts regarding international production of citrus. 1919-1938, undated.
Research notes, clippings, correspondence, and other material regarding citrus production in California. 1929-1939, undated.
Photographs and descriptions of citrus production in Japan and Taiwan. 1921-1935, undated.
Photographs from the Florida citrus industry. undated.
Research notes, typescripts, and clippings regarding the Florida citrus industry. 1894, 1934-1944, undated.
Research notes, clippings, and typescripts regarding environmental influences on citrus. 1939, undated.
Collection of citrus tree tags used to mark tree trunks. undated.
Correspondence, research notes, and typescripts regarding the history of old orange trees. 1938-1941, undated.
Research notes, publications, and typescripts regarding the international history of citrus. 1900-1939, undated.
Research notes and clippings regarding the history of citrus in California. 1912-1936, undated.
Correspondence, research notes, clippings, and other material regarding the history of citrus in Florida. 1937-1929, undated.
Research notes and clippings regarding citrus chemistry. 1932-1933, undated.
Research prepared by H.J. Webber regarding the economic importance of apogamy in citrus. undated.
Research notes and typescript regarding inarching decadent citrus trees. 1935.
Research notes, a research paper, and clippings regarding pollination. 1928-1930, 1940.
Diagrams, research notes, and publications regarding polyembryony in citrus. 1938, 1945, undated.
Research notes, correspondence, and clippings regarding lemon varieties in the United States, the Middle East, and Europe. 1930-1944, undated.
Photographs of lemons and lemon trees. undated.
Correspondence, data, and summaries regarding lemon rootstock experiments. 1930-1934.
Correspondence, research notes, memorandums, and other material related to the lime industry. 1932-1943, undated.
Clippings and research notes regarding limes and lime trees. 1930-1939, undated.
Clippings, correspondence, and research notes regarding lime varieties. 1933-1937, undated.
Correspondence, research notes, and typescripts regarding limes and the lime industry for the Lime Circular. 1935-1940, undated.
Photographs, research notes, clippings, and other material regarding grapefruit varieties. 1928-1942, undated.
Clippings, publications, correspondence, and other material regarding the history of the marsh grapefruit. 1894-1939, undated.
Research notes and typescripts regarding citrus hybrids by Dr. Frost. undated.
Clippings and photographs of the savage citrange orange. undated.
Correspondence, research notes, and typescripts regarding citrus varieties, with a focus on orange varieties. 1897-1942, undated.
Research notes regarding Parkers Key to Orange Varieties. 1929, undated.
Memorandum regarding the standardization of jaffa oranges from the Jewish Agency Agricultural Experiment Station Division in Rehovoth, Israel. 1936-1951.
Research notes, photographs, and a clipping regarding tangerines. 1928-1937, undated.
Photographs and research notes regarding sour orange varieties. 1928-1937, undated.
Correspondence, research notes, and illustrations regarding mandarin orange varieties. 1928-1929, undated.
Correspondence and data regarding satsuma oranges. 1926.
Publications written by Walter T. Swingle regarding citrus taxonomies. 1938-1940.
Research notes regarding orange varieties in Japan. undated.
Research notes, typescripts, correspondence, and other material regarding sweet oranges. 1920- 1938, undated.
Research notes regarding blood oranges planted at the Citrus experiment Station in Riverside, California. 1933-1934.
Typescripts, photographs, clippings, and other material related to the Riverside Parent Navel Orange Tree. Includes description of the surgical operation that saved the life of the Riverside Parent Navel Orange Tree and a photograph of the two original navel orange trees planted on the Tibbett's land . 1900-1945, undated.
Research notes and correspondence regarding navel oranges and navel orange trees. 1934-1939, undated.
Correspondence, clippings, and other material regarding the clustering of navel oranges. 1934-1940, undated.
Correspondence, clippings, photographs, and other material regarding the history of navel oranges in the United States. 1915-1938, undated.
Glass plate negatives of orange trees, oranges, and orchard equipment. Contains items 9-307, however there are gaps in the numbering. 1913-1919.
Glass plate negatives of orange trees, oranges, orchard equipment, and lemons. Contains items 308-1412, however there are gaps in the numbering. 1911-1919, undated.
Glass plate negatives of orchard equipment. undated.
Lantern slides of the citrus industry and Dr. Webber's citrus research. Images include orchard equipment, citrus packing houses, and citrus orchards. Notable items in this box include a slide from the 1915 national orange show. 1913, 1926, undated.
Lantern slides of the citrus industry and citrus research. Images include citrus orchards, orchard equipment, and cross sections of oranges,lemons and grapefruit, 1909-1926, undated.
Clippings (oversized) regarding the citrus industry in the United States. 1926-1944.
Clippings (oversized) regarding the citrus industry in South Africa. 1925, 1940.
Clippings (oversized) regarding citrus in China. 1937.
Clippings (oversized) regarding citrus history. 1942-1943.
Clippings (oversized) regarding citrus rootstock research. 1925, 1926.
Research notes, correspondence, and stats (copies) regarding the ever bearing orange. 1921, 1933.
Clippings (oversized) regarding citrus varieties. 1927-1941.
Clippings (oversized) regarding the Riverside Parent Navel Orange Tree. 1926-1944.
Series 2. The Citrus Industry. 1929-1945, undated.
Series Scope and Content Summary
Correspondence related to chapter outlines and sections for Dr. Webbers book, The Citrus Industry and a typescript of the preliminary outline for chapters and sections. 1930, undated.
Typescript and notes (handwritten) of the bibliography for Dr. Webber's book, The Citrus Industry . undated.
Correspondence, typescripts, and notes related to Dr. Webber's book The Citrus Industry. 1930-1938, undated.
Typescripts with the names of authors and editors of Dr. Webber's book. undated.
Correspondence and typescripts of chapter 1 of Dr. Webber's book The Citrus Industry. 1936, undated.
Typescripts and notes from chapter 2 of Dr. Webber's book The Citrus Industry. 1930, undated.
Manuscript and research notes from chapter 3 of Dr. Webber's book The Citrus Industry. undated.
Research notes, correspondence, and typescripts related to chapter 4 and Chapter 5 of Dr. Webber's book The Citrus Industry . 1934, 1941, undated.
Typescripts and notes of chapters 6, 7, and 8 of Dr. Webber's book The Citrus Industry. 1938, undated.
Typescripts, correspondence, and photographs from chapter 10 of Dr. Webber's book The Citrus Industry . 1933, undated.
Correspondence and notes from chapters 19, 20, and 21 of Dr. Webber's book The Citrus Industry . 1929, undated.
Typescripts and notes from chapter 32 of Dr. Webber's book The Citrus Industry. 1935, undated.
Typescripts and notes from volume 2 of Dr. Webber's book The Citrus Industry. undated.
Typescripts and notes regarding citrus in the Mediterranean to be included in Dr. Webber's book The Citrus Industry . 1930, 1932, undated.
Typescripts, correspondence, and notes about Tristeza in oranges. The items in this folder are labeled as possible material for Dr. Webber's book The Citrus Industry . 1943-1944, undated.
Typescripts of extra chapters for Dr. Webber's book The Citrus Industry. undated.
Series 3. Citrus Experiment Station (CES). 1914-1940, undated.
Series Scope and Content Summary
Typescripts of staff lists and documents to CES staff. 1922-1925.
Correspondence from CES staff members. 1919-1937.
Photographs of the CES buildings and grounds. 1924-1939, undated.
Legislative acts 1400-1404 from the California State Assembly that appropriate money to fund the Citrus Experiment Station( CES) in Riverside, California . 1915.
Annual reports from the CES. 1914-1918.
Table of relative humidity data recorded at the CES in 1934 and 1935. 1934-1935.
Report of CES projects 194, 634A, 634B written by Dr. Webber. 1939.
Typescripts, correspondence, and notes providing directions about the preparation of CES manuscripts for publication. 1919-1934.
Glass plate negatives of the CES site in 1915. 1915.
Clippings (oversized) regarding the CES in Riverside, California. 1926, 1940.
Series 4. Non-citrus horticulture research and industry. 1911-1946, undated.
Series Scope and Content Summary
Typescript with annotations titled Guavas in California by Dr. Webber. 1943.
Manuscript and research notes for Guavas in California by Dr. Webber 1942.
Typescript identified as an incomplete fourth copy of Guavas in California by Dr. Webber. 1942.
Typescript identified as an incomplete third copy of Guavas in California by Dr. Webber. 1942.
Photographs and illustrations of guava trees and guava fruit. 1932, undated.
Research notes regarding the history of guava. undated.
Research notes regarding guava. 1939-1941.
Correspondence, publications, and research notes regarding vitamin C in guava fruit. 1943, undated.
Research notes and photographs regarding guava by Dr. Horne. 1934.
Research notes and illustrations regarding guava by Dr. Webber. 1934.
Photographs and illustrations regarding guava growing. 1940-1941, undated.
Clippings, research notes, and correspondence related to guava vitamin studies. 1941-1942.
Research notes, illustrations, and photographs regarding guava groups. 1928-1940, undated.
Manuscript with revisions of the Guava Bulletin by Dr. Webber. 1944.
Research notes and a clipping regarding feijoa seedlings. 1926.
Specimens of guava seeds with short descriptions. 1940-1944.
Correspondence between Dr. Webber and Dr. Lynch regarding guava varieties. 1943.
Correspondence and research notes regarding guava propagation. 1942-1945.
Photographs of California Avocado Growers Association members in Atlixco, Mexico in 1938. The group is sitting under the Parent Fuerte Avocado Tree. April 17, 1938.
Photographs of the cross section of an avocado. 1917.
Research notes and photographs regarding avocados. Dr. Webber compiled his research into binders that he labeled as books. These items are from books 1 and 2. 1911-1916, undated.
Research notes and photographs regarding avocados from book 2. 1916, undated.
Photographs, publications, and other material related to the study of avocados. This folder includes photographs from a research trip to Guatemala. 1916, 1941, undated.
Correspondence, clippings, and other material regarding the 1917 freeze in Southern California and resulting damage to the avocado crop. 1916-1917.
Correspondence, clippings, and documents from the California Avocado Association's meetings and events. 1917-1918, 1939, undated.
Photographs of walnuts, walnut trees, and walnut processing. undated.
Correspondence and data regarding walnut plots at the Fruit Growers Laboratory in Santa Paula, California 1945-1946.
Photographs of date palm trees and banana trees. 1935, undated.
Photographs of dairi fruit (a type of Date). The fruit was grown at Narbonne Ranch. 1929.
Correspondence and clippings regarding fruit, including apple, mango, papaya and paw-paw. 1934-1941.
Correspondence and research notes regarding rubber plants. 1941.
Research paper and research notes written by Dr. Webber regarding scrub brush. 1935, undated.
Publications and research notes regarding tung oil and tung trees. 1929- 1937, undated.
Correspondence between Dr. Webber and Mr. E.G. Reed of the Union Pacific Railroad company regarding yucca plants. 1940.
Research notes and correspondence regarding drug plants. 1916, undated.
Glass plate negatives of avocados and avocado research. This box contains items 42 through 94 with gaps in the numbering. 1915-1917, undated.
Glass plate negatives of avocados and avocado research. 1919.
Glass plate negatives of non citrus crops including walnuts, corn, bananas, soybeans, and apples. 1908-1922, undated.
Clippings (oversized) regarding noncitrus crops, including tung oil , persimmons, pecans, and beans. 1929-1941.
Clippings (oversized) and illustrations regarding avocados. 1939-1943, undated.
Series 5. Professional papers. 1903-1938, undated.
Series Scope and Content Summary
Correspondence and publications from the California Committee on Efficiency and Economy. 1919.
Correspondence and a typescript of a speech given by Dr. Webber at a library association meeting. June 27, 1930.
Research paper about boron accumulation written by F. Easton and G. Blair and notes about the research paper written by Dr. Webber. 1934.
Photographs of summer classes at the Riverside Citrus Experiment Station (CES). 1928, 1932.
Typescripts and research notes regarding horticultural terms and metrics. 1903, 1935.
Annual reports from the Southern California Botanist's Association. 1937, undated.
Key that was presented to Dr. Webber by the City of Atlixca, Mexico in 1938 housed in a display box. The inscription translates as friendship, understanding, good will, cooperation. April 17, 1938.
Series 6. Personal papers. 1915-1968, undated.
Series Scope and Content Summary
Photographs of Lincoln High School in Los Angeles, California. undated.
Typescripts of biographies about Dr. Webber and an essay titled On the Trail of the Orange, the Autobiography of an Ordinary Man . Includes descriptions of his early discoveries while studying with zamia plant reproduction. undated.
Photographs of orange trees and homes in Brownville, Texas taken by Dr. Webber. 1928.
Publications and a bibliography regarding eugenics and sterilization. 1936, undated.
Correspondence (personal) from Dr. Webber. These items are Christmas letters with original poetry that Dr. Webber.. 1944-1945.
Clippings and typescripts memorializing Dr. Webber after his death in 1946. 1946, 1968, undated.
Glass plate negatives of Ms. Culbertson of El Cajon, California. 1915.
Canister for an "Eastman Non Curling Film Catridge" containing an inscription by and autograph of Herbert J. Webber. undated.
Series 7. Publications. 1888-1946, undated.
Series Scope and Content Summary
Bibliography of published articles by Dr. Webber. 1931.
Publications written by Dr. Webber. 1896-1906.
Publications written by Dr. Webber. 1907-1926.
Publications written by Dr. Webber. 1922-1932.
Publications written by Dr. Webber. 1932-1946, undated.
Bibliography of Dr. Webber's publications written on notecards and arranged chronologically. 1888-1946.