Digital Collections
Search 15,546 of our digitized items: artifacts, photographs, advertisements, letters, rare books, oral histories, and more.
Recently Added
Letter from Otto Rohm to Otto Haas, June 3, 1909
Letter from Fritz Freiherr von Gemmingen-Hornberg to Otto Haas, January 10, 1910
Letter from Phoebe Waterman Haas to John C. Haas, December 28
Letter from Louise Haas to Otto Haas, March 3, 1910
Letter from Hedwig Mager-Eckartt to Otto Haas, December, 1913
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Collections
Digitized materials are selected from four collecting areas at the Science History Institute.
