Results for "Smithsonian Institution. Environmental Sciences Program"
Roxie Laybourne and Dave Pawson
- Date: 1996 October 24, 1996
- SI History Chronology
Peregrine Falcons Placed in Castle Tower
- Date: June 19, 1980
- SI History Chronology
Owls Disappear from Castle Tower
- Date: December, 1975
Portrait of Robert Ridgway (1850-1929) in His Office
- Date: 1887 August 1887
- Creator: Unknown
Secretary Alexander Wetmore Greets Visitors
- Date: c. 1950
- Creator: Unknown
- Creator: Unknown
Bird and Mollusk Exhibit, SI Building
- Date: 1903
- Creator: Unknown
- Creator: Unknown
Owls "Increase" and "Diffusion" in the Castle Tower
- Date: 1977
- Creator: Johnson, Michael
Unveiling of "Feather Focus" Exhibit Case
- Date: 1996 October 24, 1996
Library Stacks, Balcony, and Art Gallery, Main Hall, SIB
- Date: prior to 1914
- Creator: Unknown
- Creator: Unknown
Letter from S. D. Ripley to A. Wetmore November 4, 1971
- Date: November 4, 1971
- Creator: Ripley, Sidney Dillon 1913-2001
- Creator: Ripley, Sidney Dillon 1913-2001
Letter from A. Wetmore to S. D. Ripley, November 15, 1971
- Date: November 15, 1971
- Creator: Wetmore, Alexander 1886-
- Creator: Wetmore, Alexander 1886-
- SI History Bibliography
Celebration of the Eighty-sixth Anniversary of the Birth of Leonhard Stejneger, 1851-1937
- Date: 1937
