Content Description

The Charles Valentine Riley Memorial Foundation Records include correspondence, agreements, minutes, financial records, briefing books, and publications and reports produced by the foundation.

Content Description

The International Organization for Biological Control Records contain correspondence; treasurer's reports with information about membership applications and renewals; accounting records; bank statements, receipts, and withdrawals; abstracts of the journal Entomophaga; and mailing lists.

Content Description The USDA Molecular Plant Pathology Laboratory Photograph Collection includes photographs, associated notes, and a record book on various U.S. Department of Agriculture (USDA) activities and personnel, dated between 1888 and 1968. The collection contains a series of photographs related to testing insecticide spraying apparatuses on different crops between 1912 and 1944. Much of the collection consists of photographs of employees from departments of Plant Industry and Plant Pathology, and...