Author
Meynen, Emil, 1902-1994
2
American Hungarian Educators' Association
1
Du Simitière, Pierre Eugène, approximately 1736-1784
1
Hildeburn, Charles R. 1855-1901
1
Hildeburn, Charles R. 1855-1901,
1
Historical Records Survey of Pennsylvania,
1
Hungarian Ethnic Heritage Study of Pittsburgh (Organization)
1
Library Company of Philadelphia
1
Pennsylvania Historical Survey,
1
Pennsylvania Historical and Museum Commission. Division of Archives and Manuscripts
1
United States. Work Projects Administration. Division of Community Service Programs
1
United States. Work Projects Administration. Division of Professional and Service Projects
1