Results for "Smithsonian Institution. Assistant Secretary for Science"
Charles D. Walcott at Grand Canyon
- Date: 1915
- Creator: Unknown
- Creator: Unknown
The Ripleys with Elephants in India
- Date: 1976
- Creator: Unknown
- Creator: Unknown
Mary Ripley on Trail in N. Bhutan
- Date: 1968
- Creator: Unknown
- Creator: Unknown
- Web Page
Alexander Wetmore in Cockpit of an Airplane
- Date: 1946
- Creator: Unknown
- Creator: Unknown
- Web Page
Alexander Wetmore Sits in a Canoe
- Date: 1947
- Creator: Unknown
- Creator: Unknown
- Web Page
Alexander Wetmore in Costa Rica
- Date: 1940
- Creator: Unknown
- Creator: Unknown
- Web Page
Charles D. Walcott in Field with Horses
- Date: c. 1920
- Creator: Unknown
- Creator: Unknown
S. Dillon Ripley and Salim Ali
- Date: 1976
- Creator: Unknown
- Creator: Unknown
Charles Doolittle Walcott with Workers
- Date: c. 1910s - 1920s
- Creator: Unknown
- Creator: Unknown
Alexander Wetmore at lunch, 1953
- Date: June 8, 1953
- Creator: Unknown
- Creator: Unknown
Alexander Wetmore Outside Cabin in Panama
- Date: March 15, 1954
- Creator: Unknown
- Creator: Unknown
Alexander Wetmore and Henri Pittier in Venezuela
- Date: October 24, 1937
- Creator: Unknown
- Creator: Unknown
