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Paris Universal Exhibition of 1867 | Address before the N.Y. State Agricultural Society
1868
Cowdin, Elliot C. (Elliot Christopher)
National Agricultural Library - United States of America
Charles Valentine Riley collection, 1868-1919 全文
1868-1919
Riley, Charles V. (Charles Valentine)
The Charles Valentine Riley Collection consists of letters to Riley, unpublished lectures, notes, photographs, news clippings, reports, reprints, paintings, drawings, sketch books, books, and artifacts. The collection focuses on the history of entomology and the development of biological control of insects injurious to crops, and on Riley's energetic efforts on its behalf during the latter part of the 19th century.
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National Agricultural Library - United States of America
