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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
SEE Coll 190 Rodolphe Meyer de Schauensee, "History of Bird Collections typescript
Collection — Box: Coll. 444-447, 449
Identifier: ANSP-Coll-0446
Scope and Contents
A 29-page record of the collections in the Academy of Natural Sciences arranged chronologically from 1815 to 1953, with a 16-page index prepared by Venia T. Phillips.
Dates:
1957
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- Subject
- Audiovisual materials 1
- Awards 1
- Birds 1
- Birds -- Flight 1
- Birds -- Songs and music 1
- Black-and-white photographs 1
- Black-and-white slides 1
- Catalogues 1
- Clippings 1
- Hummingbirds 1
- Manuscripts 1
- Negatives (photographic) 1
- Ornithologists 1
- Ornithology -- Methodology 1
- Ornithology -- Research 1
- Photographs 1
- Photography 1
- Photography, High-speed 1
- Research notes 1
- Sketches 1
- Slides (photographs) 1
- Stereoscopic photographs 1 ∧ less
- Names
- E.I. du Pont de Nemours & Company 1
- Greenewalt, Crawford H., 1902-1993 1
- Massachusetts Institute of Technology 1
- Phillips, Venia T. 1
- Visual Resources for Ornithology (Organization) 1
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