Author
Armenian Assembly of America
5
Order of Ahepa
5
American Gymnastic Union
4
Polish Genealogical Society of America
4
Polonus Philatelic Society
4
American Protestants for Truth about Ireland
3
American Turnerbund
3
American Turners (Organization)
3
American-Irish Historical Society
3
American-Scandinavian Foundation
3
Polish American Historical Association
3
Polish Falcons of America
3
Polish Institute of Arts and Sciences in America
3
Polish Institute of Arts and Sciences of America
3
Swiss-American Historical Society
3
American Federation of Labor. Convention
2
American Federation of Labor. Metal Trades Department
2
American Historical Association
2
American Indian Community House (New York, N.Y.)
2
American Italian Historical Association
2
American Latvian Association in the United States
2
Armenian Students' Association of America New York Chapter
2
Association for Croatian Studies
2
Czechoslovak History Conference
2
Duquesne University. Tamburitzans Institute of Folk Arts
2
Finnish American Historical Society of the West
2
First Catholic Slovak Union of America. Board of Directors
2
Groovers (Philadelphia, Pa.)
2
Irish American Unity Conference
2
Irish National Caucus
2
Kosciuszko Foundation
2
Lancaster Mennonite Historical Society
2
National Association for the Advancement of Colored People
2
National Welsh-American Foundation
2
New York Association for New Americans
2
North American Gymnastic Union. Normal College
2
Polish Club of Washington, D.C
2
Polish Genealogical Society
2
Polish Medical Alliance
2
Polish National Alliance of the United States of North America Group 848 (Washington, D.C.)
2
Polish Students Association
2
Polish Students Association of America
2
Russian Brotherhood Organization of the U.S.A.
2
Swedish-American Historical Society
2
Zionist Organization of America
2
African American Museums Association
1
Afro-American Baptist Association of New Jersey
1
Afro-American Research Institute (New York, N.Y.)
1
Albanian-American National Organization
1
Alliance College
1
more ...