Results for "Washington (D.C.)"
Tower on Barro Colorado Island, STRI
- Date: c.1930
- Creator: Unknown
- Creator: Unknown
Workers Building Trails for National Zoological Park
- Date: 1934
- Creator: Unknown
- Creator: Unknown
Workers Laying Water Main at National Zoological Park
- Date: 1934
- Creator: Unknown
- Creator: Unknown
North West Corner of Natural History Building
- Date: 1910s
- Creator: Unknown
- Creator: Unknown
Observatory at Mt. Montezuma, Chile
- Creator: Unknown
- Creator: Unknown
Center Market on North Side of Natural History Building
- Date: 1909
- Creator: Unknown
- Creator: Unknown
Landscape of Antarctica with Dark Rocks
- Date: 1947-1948
- Creator: Unknown
- Creator: Unknown
Landscape of Antarctica's Ice and Snow
- Date: 1947-1948
- Creator: Unknown
- Creator: Unknown
Lion and Tiger Hill at NZP
- Date: 1893
- Creator: Unknown
- Creator: Unknown
Baby Calf in South Yard
- Date: 1887
- Creator: Unknown
- Creator: Unknown
Headquarters Area, Luray, Virginia
- Date: 1944
- Creator: Unknown
- Creator: Unknown
Conservation and Research Center of the National Zoological Park in Front Royal, Virginia
- Date: 1987
- Creator: Unknown
- Creator: Unknown
