Author
American Philosophical Society
4
Historical Society of Pennsylvania
4
Library Company of Philadelphia
4
Malikoff, Gabrielle Ernits, 1896-
3
Brown, Karl, 1895-
2
Gerould, Winifred Gregory, 1885-
2
Greene, Evarts Boutell, 1870-1947
2
Haskell, Daniel Carl, 1883-
2
Historical Records Survey (U.S.)
2
King, Cornelia S., 1953-
2
Thompson, Arthur William
2
Association of Research Libraries
1
Bolton, Herbert Eugene, 1870-1953
1
Boston Public Library
1
Brown, Karl
1
Carman, Harry J. 1884-1964
1
Carman, Harry James
1
Franck, Marga
1
Free Library of Philadelphia
1
Giffin, Appleton Prentiss Clark, 1852-1926
1
Henritze, Barbara K.
1
Joint Committee on the Union List of Serials
1
Lamberton, J. P.
1
Library of Congress
1
Library of Congress. Catalog Management and Publication Division
1
Library of Congress. Catalog Publication Division
1
Library of Congress. Division of Bibliography
1
Library of Congress. Union Catalog Division
1
Lydenberg, Harry Miller, 1874-1960
1
Morris, Richard B. 1904-1989
1
Schwegmann, George A., 1900-
1
Titus, Edna Brown, 1900-
1
Tucher, Andie
1
Tucher, Andrea
1
U.S Works Progress Administration
1
United States. Works Progress Administration
1
Western Pennsylvania Genealogical Society. German Interest Group
1