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Erb family papers, 1893-1981 (inclusive)
Held at: Conshohocken Historical Society [Contact Us]
Held at: Conshohocken Historical Society [Contact Us]
Held at: Conshohocken Historical Society [Contact Us]
Held at: Conshohocken Historical Society [Contact Us]
Held at: Conshohocken Historical Society [Contact Us]