|Place of creation|
|Original file type||TIFF|
|View in library catalog|
American Institute of Chemical Engineers. “Certificate of Membership for Samuel P. Sadtler to the American Institute of Chemical Engineers.” Cardboard, paper, June 22, 1908. Papers of Samuel P. Sadtler, Folder 1. Science History Institute. Philadelphia. https://digital.sciencehistory.org/works/rb68xb91b.
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