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Wagner Free Institute of Science Director's files and business records, 1885-1924 (bulk) 1858-1938 (inclusive)
Held at: Wagner Free Institute of Science [Contact Us]
Held at: Wagner Free Institute of Science [Contact Us]
Held at: Wagner Free Institute of Science [Contact Us]
Held at: Academy of Natural Sciences, Philadelphia [Contact Us]
Held at: Library Company of Philadelphia [Contact Us]
Held at: Library Company of Philadelphia [Contact Us]
Held at: Ryerss Museum and Library [Contact Us]
Held at: Library Company of Philadelphia [Contact Us]
Held at: Library Company of Philadelphia [Contact Us]