[Description and date of item], [Box/folder number], William Whitaker And Sons, Incorporated records, 1921-1977, Philadelphia University Paul J. Gutman Library Special Collections.
[Description and date of item], [Box/folder number], William Whitaker And Sons, Incorporated records, 1921-1977, Philadelphia University Paul J. Gutman Library Special Collections. http://aisrmedia1.jefferson.edu:81/repositories/2/resources/453 Accessed June 09, 2024.