Greenewalt, Crawford H., 1902-1993
Person
Dates
- Existence: 1902 - 1993
Found in 2 Collections and/or Records:
Crawford H. Greenewalt papers
Collection — Multiple Containers
Identifier: ANSP-Coll-0997
Overview
Crawford Hallock Greenewalt (1902-1993) was a chemical engineer and the President of the DuPont Company from 1948 to 1962. He had a passion for the natural sciences, and combined his love of ornithology with photography. He was especially known for his high speed photographs of hummingbirds. His ornithological interests included bird songs, the radiance of hummingbird feathers and the evolution of shapes and sizes of birds in relation to their flight abilities. The Crawford H. Greenewalt...
Dates:
1951 - 1993
VIREO Department papers
Collection — Multiple Containers
Identifier: ANSP-Coll-1000
Scope and Contents
The VIREO Department papers document the early history of the VIREO Department from its inception in 1979. This collection contains accession books, planning documents, reports, agreements, inventories, procedures, grant proposals, job applications, ledgers, royalty documents, correspondence, and negatives.
Dates:
1956 - 2011; Majority of material found within 1973 - 1996
Filtered By
- Subject: Birds X