Results for "Science"
William and Lucy Mann Meeting Austin and Leila Clark
- Date: 1938
- Creator: Virginia State Chamber of Commerce
- Creator: Virginia State Chamber of Commerce
William and Lucile Mann in British Guiana on a collecting trip for the National Zoological Park
- Date: 1931
- Creator: Unknown
- Creator: Unknown
Manns in Liberia Collecting for NZP
- Date: 1940
- Creator: Unknown
- Creator: Unknown
Animal Information Files, 1928-1972
- Date: 1928 1928-1970 1928-1972
- Creator: National Zoological Park (U.S.) Office of the Director
Press Release on Smokey Bear Arrival at National Zoo
- Date: July 1950
- Creator: United States Dept. of Agriculture Forest Service
- Creator: United States Dept. of Agriculture Forest Service
William and Lucy Mann in Liberia
- Date: 1940
- Creator: Unknown
- Creator: Unknown
National Zoological Park Offices, Officials, and Programs Files, 1955-1999 and undated
- Date: 1958 1958-1999 1955-1999 and undated
- Creator: National Zoological Park (U.S.) Office of the Director
Mary J. Mann and Donald Davis
- Date: 1975
- Creator: Sandved, Kjell Bloch 1922-
- Creator: Sandved, Kjell Bloch 1922-
Dr. Don Davis and Mary J. Mann
- Date: 1975
- Creator: Sandved, Kjell Bloch 1922-
- Creator: Sandved, Kjell Bloch 1922-
Dr. Don Davis and Mary J. Mann
- Date: 1975
- Creator: Sandved, Kjell Bloch 1922-
- Creator: Sandved, Kjell Bloch 1922-
108th Meeting of the Baird Ornithological Club
- Date: 1948
- Creator: Walker, Ernest P
- Creator: Walker, Ernest P
United States National Museum Entomological Workers, 1925
- Date: 1925
- Creator: Unknown
- Creator: Unknown
