Results for "National Zoological Park (U.S.). Assistant Director for Animal Programs"
William and Lucile Mann in British Guiana on a collecting trip for the National Zoological Park
- Date: 1931
- Creator: Unknown
- Creator: Unknown
Theodore Roosevelt
- Date: c. early 1900s
- Creator: Unknown
- Creator: Unknown
Manns in Liberia Collecting for NZP
- Date: 1940
- Creator: Unknown
- Creator: Unknown
Theodore Roosevelt on African Expedition
- Date: 1909
- Creator: Unknown
- Creator: Unknown
Watson M. Perrygo Holding up an Iguana
- Date: 1930
- Creator: Unknown
- Creator: Unknown
The "Esperanza"
- Date: 1930
- Creator: Unknown
- Creator: Unknown
Memorandum from Alexander Wetmore to H.W. Dorsey, July 25, 1944
- Date: July 25, 1944
- Creator: Wetmore, Alexander 1886-
- Creator: Wetmore, Alexander 1886-
William and Lucy Mann in Liberia
- Date: 1940
- Creator: Unknown
- Creator: Unknown
Letter from Herbert G. Deignan to Alexander Wetmore, December 7,1944
- Date: December 7, 1944
- Creator: Deignan, H. G (Herbert Girton) 1906-
- Creator: Deignan, H. G (Herbert Girton) 1906-
Ostrich Family, National Museum of Natural History
- Date: c.1910
- Creator: Unknown
- Creator: Unknown
East African Lion Exhibit, National Museum of Natural History
- Date: 1915
- Creator: Unknown
- Creator: Unknown
Exhibit of East African Buffalo
- Date: circa 1915
- Creator: Unknown
- Creator: Unknown
