Results for "Smithsonian Institution. Environmental Sciences Program"
World's Columbian Exposition (Chicago World's Fair), 1893
- Date: 1893
- Creator: United States National Museum Photographic Laboratory
World's Columbian Exposition (Chicago World's Fair), 1893
- Date: 1893
- Creator: United States National Museum Photographic Laboratory
Pan-American Exposition, Buffalo, New York, 1901
- Date: 1901
- Creator: United States National Museum Photographic Laboratory
Pan-American Exposition, Buffalo, New York, 1901
- Date: 1901
- Creator: United States National Museum Photographic Laboratory
Pan-American Exposition, Buffalo, New York, 1901
- Date: 1901
- Creator: United States National Museum Photographic Laboratory
Pan-American Exposition, Buffalo, New York, 1901
- Date: 1901
- Creator: United States National Museum Photographic Laboratory
Watson M. Perrygo in Taxidermy Studio
- Date: 1940
- Creator: Unknown
- Creator: Unknown
Watson M. Perrygo Preparing Specimens
- Date: March 27, 1948
- Creator: Wetmore, Alexander 1886-
- Creator: Wetmore, Alexander 1886-
Wetmore and Perrygo in El Valle, Panama
- Date: March 31, 1951
- Creator: Unknown
- Creator: Unknown
Watson M. Perrygo Working on Bird Specimen
- Date: January 19,1933
- Creator: Unknown
- Creator: Unknown
Alexander Wetmore Examines Drying Bird Skins
- Date: May 31, 1953
- Creator: Perrygo, Watson M. 1906-1984
- Creator: Perrygo, Watson M. 1906-1984
Roxie Collie S. Laybourne (1910-2003)
- Date: c. 1950s
- Creator: Unknown
- Creator: Unknown
