Content Description The Dorsett-Morse Oriental Agricultural Exploration Expedition Collection consists of seven photograph albums of the 1929-1931 Oriental Agricultural Exploration Expedition illustrating plant varieties and uses, landscapes, and Asian cultural practices. In addition to the photographs, the collection contains diaries written by P. H. (Palemon Howard) Dorsett and W. J. (William Joseph) Morse as a complete report of their work. Combining memoranda, expense reports, itineraries, maps,...

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The Frank Nicholas Meyer Collection consists of a typescript, a certificate, and photographs of Meyer.

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The Isabel Shipley Cunningham Collection on Howard Scott Gentry consists of articles, notes, photographs, and Cunningham's drafts of articles on Howard Gentry's expeditions as a plant collector. Cunningham collected these materials to write several articles about Gentry.

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The Joseph Francis Charles Rock Papers contain a bibliofilm (microfilm photograph) of Rock's specimen notebook from 1928. The notes list plant specimens by number, followed by a description of the specimen and its location or altitude. The actual specimens are housed at the Harvard University Herbaria.

Content Description The Palemon Howard Dorsett Collection on Persimmons contains 200 photographs of persimmon fruits, trees, orchard workers, and related views. The photographs were taken by Dorsett on several plant exploration trips to Asia between 1924 and 1930. There are many handwritten captions and Chinese writing. Materials originated from the USDA New Crops Research Branch offices in Beltsville, Maryland. Some of the photographs may duplicate those found in the Dorsett-Morse Oriental Agricultural...

Content Description This collection of papers relates to the National Agricultural Library's participation in Doris Löve's project to translate Five Continents by Nikolai Ivanovich Vavilov. Löve translated the book to English from the original Russian in 1992. Records include correspondence, drafts, final text, contract papers, photocopies of images, and diskettes. The papers include Löve's communication with Henry L. Shands, Associate Deputy Administrator, Genetic Resources, USDA...

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The Roland Maurice Jefferson Collection contains articles, correspondence, email messages, documents, lectures, photographs, programs, and other notes. The majority of the collection highlights Jefferson's work, including plant expeditions for cherry trees at the United States National Arboretum and his post-retirement lectures. The collection also mentions Jefferson's work with plant labels, crabapples, the dogwood seed exchange program, and the President Reagan Cherry Tree.

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The Rolla Kent Beattie Photograph Collection consists of negatives that relate to trips to Colorado, California, Hawaii, Florida, the District of Columbia, Japan, Formosa (Taiwan), Hong Kong, Indochina, Cambodia, Malaya, China, France, and England, where he visited shrines, temples, pagodas, gardens, parks, graves, exhibits, and tourist areas. The images document cultural and scenic aspects of the trips.

Content Description The USDA and National Cancer Institute Plant Collections Records consist of 36 three-ring binders, known as active books, organized geographically. Each active book contains forms, called active sheets, that were used to record data and procurement status for plant species collected in approximately 40 specific geographic areas. Plants represented in the records were collected for studies of their antitumor activity. Active sheets were filed alphabetically by genus and species name within a...

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The USDA Chestnut Tree Research Records documents chestnut tree seed distribution and growth across the United States, England, and Canada in the early-to-mid-twentieth century. The program served to reintroduce and monitor the progress of various species of chestnut trees following the introduction of Cryphonectria parasitica, or chestnut blight, from East Asia to North America and Europe in the early 1900s.