Author
Adams, Willi Paul, 1940-
2
Burgert, Annette K.
2
Deutsche Gesellschaft für Amerikastudien
2
Historical Society of Pennsylvania
2
Johnson, Arta F.
2
Binder, Frederick M.
1
Church of Jesus Christ of Latter-day Saints. Genealogical Society. Research Department
1
Cocozzoli, Gary R.
1
Freedley, Edwin T. 1827-1904
1
Georgede Benneville Keim Memorial Collection
1
Helbich, Wolfgang Johannes, 1935-
1
Hobbie, Margaret
1
Joyner, Peggy S.
1
Kamphoefner, Walter D.
1
Keresztesi, Michael
1
Library Co. of Philadelphia
1
Library Company of Philadelphia
1
Reimers, David M.
1
Rosengarten, J. G. 1835-1921
1
Smith, Clifford Neal
1
Sommer, Ulrike, 1957-
1
Wolf, Edwin, II
1