Other
Historical Society of Pennsylvania
American Philosophical Society
1
Ericson, Jack T.
1
Finding Philadelphia's Past, Visions and Revisions Historical Society of Pennsylvania)
1
George, Alice L., 1952-
1
Historical Records Survey of Pennsylvania
1
Hocker, Edward W., 1873-
1
Indian Rights Association
1
Jones, Louise T. 1965-
1
Library Company of Philadelphia
1
Rolph, Daniel N., 1953-
1
Tucher, Andrea
1