Results for "Smithsonian Institution. Environmental Sciences Program"
Letter from Herbert Friedmann to S. Dillon Ripley
- Date: October 23, 1943
- Creator: Friedmann, Herbert 1900-1987
- Creator: Friedmann, Herbert 1900-1987
Letter from Herbert Friedmann to S. Dillon Ripley
- Date: November 6, 1944
- Creator: Friedmann, Herbert 1900-1987
- Creator: Friedmann, Herbert 1900-1987
Alexander Wetmore Leaning Against an Army Air Force Jeep
- Date: March 28, 1948
- Creator: Unknown
- Creator: Unknown
Roxie Laybourne and Carla Dove at Feather Lab Open House
- Date: 2001
- Creator: Unknown
- Creator: Unknown
Bird Hall, National Museum of Natural History, pre-1956
- Date: pre 1956
- Creator: Unknown
- Creator: Unknown
Letter from Franklin D. Roosevelt to Charles D. Walcott
- Date: February 26, 1918 20th century
- Creator: Roosevelt, Franklin D (Franklin Delano) 1882-1945
- Creator: Roosevelt, Franklin D (Franklin Delano) 1882-1945
W. M. Perrygo working with drying bird skins, 1953
- Date: May 31, 1953
- Creator: Wetmore, Alexander 1886-
- Creator: Wetmore, Alexander 1886-
Demetrio Saladino Watches W. M. Perrygo Wrap a Bird
- Date: February 25, 1952
- Creator: Wetmore, Alexander 1886-
- Creator: Wetmore, Alexander 1886-
Letter from Herbert Friedmann to Mrs. C. B. Ripley
- Date: August 28, 1943
- Creator: Friedmann, Herbert 1900-1987
- Creator: Friedmann, Herbert 1900-1987
Letter from Mrs. C. B. Ripley to Herbert Friedmann
- Date: August 26, 1943
- Creator: Ripley, Constance Baillie Rose
- Creator: Ripley, Constance Baillie Rose
Letter from S. Dillon Ripley to Herbert S. Friedmann
- Date: December 13, 1943
- Creator: Ripley, Sidney Dillon 1913-2001
- Creator: Ripley, Sidney Dillon 1913-2001
Letter from S. Dillon Ripley to Herbert S. Friedmann
- Date: June 5, 1944
- Creator: Ripley, Sidney Dillon 1913-2001
- Creator: Ripley, Sidney Dillon 1913-2001
