Skip to main content Skip to search results

Showing Collections: 1 - 3 of 3

Angelo Heilprin Papers: Expedition to Yucatan and Mexico

 Collection — Box: 1
Identifier: ANSP-Coll-0007
Scope and Contents This expedition, the first official one of the Academy, included J. E. Ives, Roberts LeBoutillier, Witmer Stone and Frank C. Baker in the party. Arriving on the 22nd of February, they covered the territory of the northwestern part of Yucatan and the Mexican highlands in the vicinity of Orizaba. Natural history specimens were gathered and photographic records of the ecological conditions and the contours of the country through which they travelled, were taken. The short time spent in the...
Dates: 1890

Charles L. Lochman papers

 Collection — Multiple Containers
Identifier: ANSP-Coll-0791
Scope and Contents

Lochman. a doctor in Bethlehem, Pennsylvania, created this album of 220 cyanotypes of live plants, indigenous and introduced, growing without protection in the United States. Album has a manuscript title-page, Preface, index and captions.

Given to the Academy by Lochman on Dec. 21, 1896.

Collection contains materials related to botany, photography, printing, advertising, and patent law.

Dates: 1851-1899

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