Author
Essex Institute
10
Historical Society of Delaware
7
American Historical Association
6
Egle, William Henry, 1830-1901
6
American Bibliographical Center
5
American Jewish Historical Society
5
Connecticut Historical Society
5
Pennsylvania State Library
5
South Carolina Historical Society
5
Catholic Record Society (Great Britain)
4
Historical Society of Pennsylvania
4
Kentucky Historical Society
4
Maryland Historical Society
4
Mississippi Valley Historical Association
4
New Jersey Historical Society
4
New York State Historical Association
4
Organization of American Historians
4
Swedish-American Historical Society
4
Tapley, Harriet Silvester, 1870-1962
4
Tennessee Historical Society
4
Association for the Study of Connecticut History
3
Boehm, Eric H., 1918-
3
Camden County Historical Society
3
Czechoslovak History Conference
3
Norwegian-American Historical Association
3
Philadelphia (Pa.). Department of Records
3
Polish American Historical Association
3
Swedish Pioneer Historical Society
3
Swiss-American Historical Society
3
Tripp, Wendell Edward
3
Vesterheim Norwegian-American Museum
3
Abbatt, William, 1851-1935
2
Afro-American Historical Association of the Niagara Frontier
2
American Council of Polish Cultural Clubs
2
American Italian Historical Association
2
American Latvian Association in the United States
2
American Swedish Historical Foundation
2
American Swedish Historical Museum (Philadelphia, Pa.)
2
Aurand, A. Monroe 1895-1956
2
Bucks County Historical Society
2
Camden County Historical Society (Camden, N.J.)
2
Cape May County Historical and Genealogical Society
2
Chinese Historical Society of America
2
Colonial Williamsburg Foundation
2
Danish American Heritage Society
2
DeCosta, B. F. 1831-1904
2
Delaware County (Pa.) Office of Public Information
2
Dotterer, Henry Sassaman, 1841-1903
2
Eastern Connecticut State College. Center for Connecticut Studies
2
Griffin, Clarence W., 1904-
2
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