Author
Historical Records Survey of Pennsylvania
3
Historical Society of Pennsylvania
3
U.S National Historical Publications and Records Commission
2
Applegate, Howard L.
1
Balch Institute for Ethnic Studies. Research Library
1
Bleyden, Paul,
1
Greene, Evarts Boutell, 1870-1947
1
Leisinger, Albert Hess
1
Levin, Bernard S.,
1
Luebking, Sandra Hargreaves
1
Morris, Richard B. 1904-1989
1
National Archives (U.S.)
1
Squair, Lyall D.
1
Syracuse University. Library. Manuscript Collections
1
Szucs, Loretto Dennis
1
United States. National Archives and Records Service
1
Zimmerman, Carla B.
1