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John B. Harper glass negatives, circa 1890-1920
Held at: Old York Road Historical Society [Contact Us]
Held at: Old York Road Historical Society [Contact Us]
Held at: Old York Road Historical Society [Contact Us]
Held at: Old York Road Historical Society [Contact Us]
Held at: Conshohocken Historical Society [Contact Us]
Held at: Conshohocken Historical Society [Contact Us]
Held at: Goschenhoppen Historians, Inc. [Contact Us]
Held at: Goschenhoppen Historians, Inc. [Contact Us]
Held at: Highlands Historical Society [Contact Us]
Held at: Plymouth Meeting Historical Society [Contact Us]
Held at: Pottstown Historical Society [Contact Us]