Sidney Dillon Ripley

Ripley in 1984 Sidney Dillon Ripley II (September 20, 1913 – March 12, 2001) was an American ornithologist and wildlife conservationist. He served as secretary of the Smithsonian Institution for 20 years, from 1964 to 1984, leading the institution through its period of greatest growth and expansion. For his leadership at the Smithsonian, he was awarded the Presidential Medal of Freedom by Ronald Reagan in 1985. Provided by Wikipedia
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1
by Ripley, S. Dillon 1913-2001.
Published 1969
Book
2
by Ripley, S. Dillon 1913-2001.
Published 1971
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3
by Ripley, S. Dillon 1913-2001.
Published 1971
Government Document Book
4
by Ripley, S. Dillon 1913-2001.
Published 1964
Book
5
by Caws, Peter.
Published 1972
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