Arnold Beckman's 91st birthday
- 1991
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The photographs document birthday celebrations. The images are numbered, but the subjects are unidentified.
Dr. Arnold O. Beckman (1900-2004) invented the first commercially successful electric pH meter in 1934 and thus began a long career manufacturing scientific and medical instruments with National Technical Laboratories, Arnold O. Beckman, Inc., and Beckman Instruments. After his retirement he devoted his life to philanthropy and specifically supporting scientific innovation.
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Cite as
Metcalf, Edi. “Arnold Beckman's 91st Birthday,” 1991. Beckman Historical Collection, Box 56, Folder 49. Science History Institute. Philadelphia. https://digital.sciencehistory.org/works/pg15bf24f.
This citation is automatically generated and may contain errors.