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United Singers of Philadelphia records, 1880-1926 (bulk) 1880-2006 (inclusive)
Held at: German Society of Pennsylvania: Joseph P. Horner Memorial Library [Contact Us]
Held at: German Society of Pennsylvania: Joseph P. Horner Memorial Library [Contact Us]
Held at: German Society of Pennsylvania: Joseph P. Horner Memorial Library [Contact Us]
Held at: Academy of Natural Sciences, Philadelphia [Contact Us]
Held at: Academy of Natural Sciences, Philadelphia [Contact Us]
Held at: Academy of Natural Sciences, Philadelphia [Contact Us]
Held at: Academy of Natural Sciences, Philadelphia [Contact Us]
Held at: University of Pennsylvania: Barbara Bates Center for the Study of The History of Nursing [Contact Us]
Held at: Princeton University Library: Latin American Ephemera [Contact Us]
Held at: Princeton University Library: Manuscripts Division [Contact Us]
Held at: Princeton University Library: Manuscripts Division [Contact Us]