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Constantine Hering and Calvin B. Knerr family papers, 1820-1940 (bulk) 1820-2003 (inclusive)
Held at: Drexel University: College of Medicine Legacy Center [Contact Us]
Held at: Drexel University: College of Medicine Legacy Center [Contact Us]
Held at: John J. Wilcox, Jr. LGBT Archives, William Way LGBT Community Center [Contact Us]
Held at: Lehigh University Special Collections [Contact Us]