Digital Collections
Search 15,872 of our digitized items: artifacts, photographs, advertisements, letters, rare books, oral histories, and more.
Recently Added
Letter from Phoebe Waterman Haas J. Malissa Shupert, January 6, 1964
Smith Kline French Dinner Commemorative Album
History of the Rittenhouse Astronomical Society 1888-1960
Letter from Phoebe Waterman Haas to John C. Haas January 2, 1966
Letter from Phoebe Waterman Haas to John C. Haas, December 14, 1950
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Collections
Digitized materials are selected from four collecting areas at the Science History Institute.
