Results for "National Science Foundation (U.S.)"
National Zoological Park, "Landscapes" Photograph Album, Rock Creek Grounds
- Date: 1889 Circa 1889-1890
- Creator: National Zoological Park (U.S.)
National Zoological Park, Two-toed Sloth
- Date: 1901 Circa 1901
- Creator: United States National Museum Photographic Laboratory
United States National Museum, Unidentified Rodent
- Date: 1880 Circa 1880s/1890s
- Creator: United States National Museum Photographic Laboratory
United States National Museum, Unidentified Rodent
- Date: 1880 Circa 1880s/1890s
- Creator: United States National Museum Photographic Laboratory
Baby Rhinoceros "Patrick" at National Zoological Park
- Date: 1974 February 19, 1974
- Creator: Hofmeister, Richard K
National Zoological Park - Bowerbirds and Prairie Dogs
- Date: 1971 September 8, 1971
- Creator: Harrell, Alfred
National Zoological Park, Indian Water Buffalo Engraving
- Date: Undated
- Creator: United States National Museum Photographic Laboratory
National Zoological Park, American Elk or Wapiti
- Date: 1934 Spring 1934
- Creator: Hardy, E
National Zoological Park, Bat-eared Fox
- Date: 1923 April 1923
- Creator: Graves, P.W
National Zoological Park, Two-toed Sloth
- Date: 1901 Circa 1901
- Creator: Keller, E.F.?
National Zoological Park, Two-toed Sloth
- Date: 1901 Circa 1901
- Creator: Keller, E.F.?
National Zoological Park, Mongolian or Przewalski Wild Horses
- Date: 1934
- Creator: Hardy, E
