Author
Historical Society of Pennsylvania
6
American Philosophical Society
2
Temple University. Libraries. Rare Book and Manuscript Department
2
Balch Institute for Ethnic Studies. Research Library
1
Catlett, J. Stephen
1
Ericson, Jack T.
1
Fleishman, Margot
1
George, Alice L., 1952-
1
Historical Records Survey of Pennsylvania
1
Indian Rights Association
1
Library Company of Philadelphia
1
Pennsylvania Higher Education Assistance Agency
1
Rolph, Daniel N., 1953-
1
Tucher, Andrea
1
Zimmerman, Carla B.
1