Results for "United States National Museum. Division of Mineralogy and Petrology"
Herbert Deignan on Expedition
- Date: 1948
- Creator: Walker, Howell
- Creator: Walker, Howell
Edgar A. Mearns
- Date: c. 1900
- Creator: Unknown
- Creator: Unknown
- Web Page
Alexander Wetmore in Costa Rica
- Date: 1940
- Creator: Unknown
- Creator: Unknown
- SI History Bibliography
Spencer F. Baird of the Smithsonian
- Date: 1992
- Creator: Rivinus, Edward F,Youssef, Elizabeth M
- Creator: Rivinus, Edward F,Youssef, Elizabeth M
Perrygo in a Boat on the Boca de Río Indio, Colón, Panama
- Date: February 17, 1952
- Creator: Wetmore, Alexander 1886-
- Creator: Wetmore, Alexander 1886-
Perrygo & Wetmore at Stumpy Point, N.C
- Date: 1939
- Creator: Graf, John E
- Creator: Graf, John E
Antonio Garcia and W. M. Perrygo, 1951
- Date: March 3, 1951
- Creator: Wetmore, Alexander 1886-
- Creator: Wetmore, Alexander 1886-
W. M. Perrygo working with drying bird skins, 1953
- Date: May 31, 1953
- Creator: Wetmore, Alexander 1886-
- Creator: Wetmore, Alexander 1886-
Watson M. Perrygo standing a patio in Soná, Veraguas, Panama, 1953
- Date: May 22, 1953
- Creator: Wetmore, Alexander 1886-
- Creator: Wetmore, Alexander 1886-
W. M. Perrygo and Marcial Dutari working with bird specimens, 1953
- Date: May 31, 1953
- Creator: Wetmore, Alexander 1886-
- Creator: Wetmore, Alexander 1886-
W. M. Perrygo, Antonio Moreno, Helmut Hils, Pantaleón Sánchez and Ospina, 1953
- Date: June 8 1953
- Creator: Wetmore, Alexander 1886-
- Creator: Wetmore, Alexander 1886-
Watson M. Perrygo and Alexander Wetmore
- Date: March 14, 1952
- Creator: Unknown
- Creator: Unknown
