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Mary Bye papers, 1974-1991 (bulk) 1969-1992, undated (inclusive)
Held at: Historical Society of Pennsylvania [Contact Us]
Held at: Historical Society of Pennsylvania [Contact Us]
Held at: Academy of Natural Sciences, Philadelphia [Contact Us]
Held at: Science History Institute Archives [Contact Us]
Held at: Germantown Historical Society [Contact Us]
Held at: University of Pennsylvania: Kislak Center for Special Collections, Rare Books and Manuscripts [Contact Us]