Results for "Smithsonian Institution. Assistant Secretary for Science"
Alexander Wetmore in his Youth
- Date: 1901
- Creator: Unknown
- Creator: Unknown
- Web Page
Charles D. Walcott in Field with Horses
- Date: c. 1920
- Creator: Unknown
- Creator: Unknown
Building Water Tank on Barro Colorado
- Date: c. 1940s
- Creator: Unknown
- Creator: Unknown
Queen Elizabeth Visits the Smithsonian
- Date: 1976
- Creator: Unknown
- Creator: Unknown
Presentation of Awards for RGA Restoration
- Date: 1974
- Creator: Unknown
- Creator: Unknown
Ceremonies for the Laying of National Museum of History and Technology's Cornerstone
- Date: 1961
- Creator: Unknown
- Creator: Unknown
Samuel P. Langley at Aeronautical Congress in Paris, France
- Date: Spetember 20, 1900
- Creator: Unknown
- Creator: Unknown
Groundbreaking for the Quadrangle
- Date: 1983
- Creator: Unknown
- Creator: Unknown
Langley's Aerodrome Shop, South Shed
- Date: 1900
- Creator: Unknown
- Creator: Unknown
John Alexander Pope
- Creator: Unknown
- Creator: Unknown
Spencer Fullerton Baird Seated in Chair
- Date: c. 1860s
- Creator: Unknown
- Creator: Unknown
Charles Doolittle Walcott with Workers
- Date: c. 1910s - 1920s
- Creator: Unknown
- Creator: Unknown
