Author
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Research Group for European Migration Problems
4
Swedish-American Historical Society
4
Tapley, Harriet Silvester, 1870-1962
4
Tennessee Historical Society
4
United States. Bureau of Indian Affairs
4
University of Minnesota. Immigration History Research Center
4
William Penn Charter School
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 Philosophical Society
3
American Turnerbund
3
American Turners (Organization)
3
Art Club of Philadelphia
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
Boehm, Eric H., 1918-
3
Camden County Historical Society
3
Canada. Department of Citizenship and Immigration
3
Canada. Department of Manpower and Immigration
3
Canada. Employment and Immigration Canada (Commission)
3
Center for Migration Studies (U.S.)
3
Chamber of Commerce of Greater Philadelphia
3
Colonial Williamsburg Foundation
3
Congress of Industrial Organizations (U.S.). Constitutional Convention
3
Council on Interracial Books for Children
3
Czechoslovak History Conference
3
Danky, James Philip, 1947-
3
Delaware Genealogical Society
3
Dorman, John Frederick
3
Early American Society
3
East Tennessee Historical Society
3
Episcopal Church. Domestic and Foreign Missionary Society
3
Ethnic Millions Political Action Committee
3
Evangelical Lutheran Church
3
Family Genealogical Exchange
3
Federation of Jewish Charities of Philadelphia
3
Finnish American Historical Society of the West
3
First Catholic Slovak Union of America
3
Fletcher, William Isaac, 1844-1917
3
Free Europe Committee
3
Free Library of Philadelphia
3
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