Results for "Smithsonian Institution. Environmental Sciences Program"
Model of the Quadrangle Viewed from the South
- Date: c. 1979
- Creator: Unknown
- Creator: Unknown
Model of the Quadrangle Viewed from the Southeast
- Date: c. 1979
- Creator: Unknown
- Creator: Unknown
Aerial View of Barro Colorado Island
- Date: c. 1950s
- Creator: Unknown
- Creator: Unknown
Holt House Property, National Zoo
- Date: 1889
- Creator: Unknown
- Creator: Unknown
Future Home of the National Zoological Park
- Date: c. 1890
- Creator: Unknown
- Creator: Unknown
Future Home of the National Zoological Park
- Date: c. 1890
- Creator: Unknown
- Creator: Unknown
Holt House Property, National Zoo
- Date: 1889
- Creator: Unknown
- Creator: Unknown
Future Home of the National Zoological Park
- Date: c. 1890
- Creator: Unknown
- Creator: Unknown
Future Home of the National Zoological Park
- Date: c. 1890
- Creator: Unknown
- Creator: Unknown
Future Home of the National Zoological Park
- Date: c. 1890
- Creator: Unknown
- Creator: Unknown
Future Home of the National Zoological Park
- Date: c. 1890
- Creator: Unknown
- Creator: Unknown
Instruments at Mt. St. Katherine, Egypt
- Date: 1933
- Creator: Unknown
- Creator: Unknown
