Results for "Washington (D.C.)"
Removing Trees of the Victorian Garden
- Date: 1982
- Creator: Ploskonka, Jeffrey
- Creator: Ploskonka, Jeffrey
Holt House Property, National Zoo
- Date: 1889
- Creator: Unknown
- Creator: Unknown
Tree Removal from the Victorian Garden
- Date: 1982
- Creator: Ploskonka, Jeffrey
- Creator: Ploskonka, Jeffrey
Air and Space Building in South Yard
- Date: c. 1966
- Creator: Unknown
- Creator: Unknown
National Zoological Park Construction
- Date: 1934 1929
- Creator: Hardy, E
- Creator: Hardy, E
Civil Works Administration Workers Laying Water Main Pipes
- Date: 1934
- 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
Center Market on North Side of Natural History Building
- Date: 1909
- Creator: Unknown
- Creator: Unknown
Quad construction
- Date: 1985
- Creator: Ploskonka, Jeffrey
- Creator: Ploskonka, Jeffrey
National Zoological Park
- Date: 1893
- Creator: Unknown (Thomas W. Smillie?)
- Creator: Unknown (Thomas W. Smillie?)
Lion and Tiger Hill at NZP
- Date: 1893
- Creator: Unknown
- Creator: Unknown
