Author
Archives of American Art
6
Reformed Church in the United States
6
Union of American Hebrew Congregations
6
American Gymnastic Union
5
American Historical Association
5
Armenian Assembly of America
5
B'nai B'rith. Anti-defamation League
5
Balzekas Museum of Lithuanian Culture
5
Historical Society of Delaware
5
Order of Ahepa
5
Swiss-American Historical Society
5
American Jewish Congress
4
American Jewish Historical Society
4
American Protestants for Truth about Ireland
4
American-Scandinavian Foundation
4
Association for the Advancement of Baltic Studies
4
Federation of Jewish Agencies of Greater Philadelphia
4
Intergovernmental Committee for European Migration
4
Kentucky Historical Society
4
Moravian Music Foundation
4
National Federation of Temple Brotherhoods
4
New England Historic Genealogical Society
4
North American Gymnastic Union. Normal College
4
Norwegian-American Historical Association
4
Organization of American Historians
4
Polish Genealogical Society of America
4
Polonus Philatelic Society
4
Research Group for European Migration Problems
4
Society for German-American Studies (U.S.)
4
Swedish-American Historical Society
4
Tennessee Historical Society
4
United States. Bureau of Indian Affairs
4
University of Minnesota. Immigration History Research Center
4
Zionist Organization of America
4
America Research (Organization)
3
American Association for Jewish Education
3
American Association for State and Local History
3
American Council for Nationalities Service
3
American Council for Polish Culture
3
American Council of Polish Cultural Clubs
3
American Gymnastic Union. Normal College
3
American Indian Health Care Association
3
American Turnerbund
3
Association for the Study of Connecticut History
3
Association for the Study of the Nationalities (USSR and East Europe)
3
Balch Institute for Ethnic Studies
3
Baltimore American Indian Center
3
Camden County Historical Society
3
Canada. Department of Citizenship and Immigration
3
Canada. Department of Manpower and Immigration
3
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