Author
Historical Records Survey (U.S.) Pennsylvania
Historical Records Survey of Pennsylvania
10
United States. Work Projects Administration. Division of Community Service Programs
10
United States. Work Projects Administration. Division of Professional and Service Projects
6
Historical Records Survey Project of Pennsylvania
5
Braderman, Eugene Maur, 1914-
2
Pennsylvania Historical Records Survey
1
United States. Works Progress Administration. Division of Women's and Professional Projects
1