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William Whitaker And Sons, Incorporated records, 1921-1977 (inclusive)
Held at: Philadelphia University: Paul J. Gutman Library, Special Collections [Contact Us]
Held at: Philadelphia University: Paul J. Gutman Library, Special Collections [Contact Us]
Held at: Wagner Free Institute of Science [Contact Us]
Held at: German Society of Pennsylvania: Joseph P. Horner Memorial Library [Contact Us]
Held at: German Society of Pennsylvania: Joseph P. Horner Memorial Library [Contact Us]
Held at: German Society of Pennsylvania: Joseph P. Horner Memorial Library [Contact Us]
Held at: Drexel University: Archives and Special Collections [Contact Us]
Held at: Temple University Libraries Charles L. Blockson Afro-American Collection [Contact Us]
Held at: Independence Seaport Museum, J. Welles Henderson Archives and Library [Contact Us]
Held at: Drexel University: College of Medicine Legacy Center [Contact Us]
Held at: Wagner Free Institute of Science [Contact Us]