Results for "Smithsonian Institution. Environmental Sciences Program"
Letter from Herbert S. Bryant to Howard Fyfe
- Date: September 7, 1944
- Creator: Bryant, Herbert S 1878-1950
- Creator: Bryant, Herbert S 1878-1950
Letter from Herbert Friedmann to S. Dillon Ripley
- Date: December 15, 1944
- Creator: Friedmann, Herbert 1900-1987
- Creator: Friedmann, Herbert 1900-1987
Letter from S. Dillon Ripley to Herbert Friedmann
- Date: January 4, 1944
- Creator: Ripley, Sidney Dillon 1913-2001
- Creator: Ripley, Sidney Dillon 1913-2001
Letter from Herbert Friedmann to S. Dillon Ripley
- Date: November 21, 1944
- Creator: Friedmann, Herbert 1900-1987
- Creator: Friedmann, Herbert 1900-1987
Letter from Herbert Friedmann to S. Dillon Ripley
- Date: June 16, 1944
- Creator: Friedmann, Herbert 1900-1987
- Creator: Friedmann, Herbert 1900-1987
Letter from Herbert Friedmann to S. Dillon Ripley
- Date: October 23, 1943
- Creator: Friedmann, Herbert 1900-1987
- Creator: Friedmann, Herbert 1900-1987
Watson M. Perrygo on a Field Collecting Trip to Panama
- Date: April 11, 1947
- Creator: Unknown
- Creator: Unknown
Mary Agnes Chase on Horseback with Others in Brazil 1929
- Date: c. 1929
- Creator: Unknown
- Creator: Unknown
Jose, Fulo Arosemena, and Watson M. Perrygo in Panama
- Date: March 3, 1948
- Creator: Wetmore, Alexander 1886-
- Creator: Wetmore, Alexander 1886-
Letter from Herbert Friedmann to S. Dillon Ripley
- Date: November 6, 1944
- Creator: Friedmann, Herbert 1900-1987
- Creator: Friedmann, Herbert 1900-1987
Memorandum from Theodore T. Belote to William H. Holmes
- Date: January 3, 1919 20th century
- Creator: Belote, Theodore T
- Creator: Belote, Theodore T
Demetrio Saladino Watches W. M. Perrygo Wrap a Bird
- Date: February 25, 1952
- Creator: Wetmore, Alexander 1886-
- Creator: Wetmore, Alexander 1886-
