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Paul M. Pearson (Paul Martin) Papers, 1890-2011 (bulk 1890-1938) (inclusive)
Held at: Friends Historical Library of Swarthmore College [Contact Us]
Held at: Friends Historical Library of Swarthmore College [Contact Us]
Held at: Philadelphia Area Consortium of Special Collections Libraries [Contact Us]
Held at: Union League of Philadelphia [Contact Us]
Held at: Wagner Free Institute of Science [Contact Us]
Held at: Academy of Natural Sciences, Philadelphia [Contact Us]
Held at: Independence Seaport Museum, J. Welles Henderson Archives and Library [Contact Us]
Held at: Library Company of Philadelphia [Contact Us]
Held at: Archives [Contact Us]
Held at: Archives [Contact Us]
Held at: Science History Institute Archives [Contact Us]