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Annual Announcement of the Wagner Free Institute of Science, 1855-1927, 1959-2009
Held at: Wagner Free Institute of Science [Contact Us]
Held at: Wagner Free Institute of Science [Contact Us]
Held at: University of Pennsylvania: Kislak Center for Special Collections, Rare Books and Manuscripts [Contact Us]
Held at: University of Pennsylvania: Kislak Center for Special Collections, Rare Books and Manuscripts [Contact Us]
Held at: University of Pennsylvania: Kislak Center for Special Collections, Rare Books and Manuscripts [Contact Us]
Held at: University of Pennsylvania: Kislak Center for Special Collections, Rare Books and Manuscripts [Contact Us]
Held at: University of Pennsylvania: Kislak Center for Special Collections, Rare Books and Manuscripts [Contact Us]
Held at: Bryn Mawr College [Contact Us]
Held at: Haverford College Quaker & Special Collections [Contact Us]
Held at: Springfield Township Historical Society (Bucks County, Pa.) [Contact Us]