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- Polish American Council 4 results
- Polish Genealogical Society of America 4 results
- Polish National Alliance of the United States of North America 4 results
- Polonus Philatelic Society 4 results
- American Council for Polish Culture 3 results
- American Council of Polish Cultural Clubs 3 results
- Polish American Congress 3 results
- Polish American Historical Association 3 results
- Polish Falcons of America 3 results
- Polish Institute of Arts and Sciences in America 3 results
- Polish Institute of Arts and Sciences of America 3 results
- Polish YMCA 3 results
- American Relief for Poland 2 results
- Association of Writers from Poland 2 results
- Don Bosco Institute 2 results
- Figas, Justyn, 1886-1959 2 results
- Franciscan Sisters of Blessed Kunegunda (Chicago, Ill.) 2 results
- Gromada, Thaddeus V., 1929- 2 results
- Grotnik, Casimir J. 2 results
- Kosciuszko Foundation 2 results
- National Committee for a Free Europe (U.S.). Research and Information Center. Polish Section 2 results
- Polish Club of Washington, D.C 2 results
- Polish Genealogical Society 2 results
- Polish Institute of Arts and Sciences of America. Houston Circle 2 results
- Polish Medical Alliance 2 results
- Polish National Alliance of the United States of North America Group 848 (Washington, D.C.) 2 results
- Polish Students Association 2 results
- Polish Students Association of America 2 results
- Soldiers' Friends Society (Norwich, Conn.) 2 results
- Stowarzyszenie Filaretów w Ameryce 2 results
- Super, Paul 2 results
- Alliance College 1 results
- American Polish Chamber of Commerce and Industry 1 results
- Anti-Communist Confederation of Polish Freedom Fighters in U.S.A 1 results
- Associated Business Clubs 1 results
- Association for the Advancement of Polish Studies 1 results
- Association of Friends of the Polish Village in America 1 results
- Better Future Association 1 results
- Chicago College of Dental Surgery 1 results
- Chicago Society 1 results
- Combat Organization Free Poland 1 results
- Commission for Polish Relief 1 results
- Committee for the Affairs of Polish Western Territories 1 results
- Dende, Leopold 1 results
- Duquesne University 1 results
- Federacji Zrzeszen Kupieckich i Przemysłowych w Ameryce 1 results
- Federated Merchants' Organizations of America 1 results
- Federation of Polish-American Youth 1 results
- Franciscans 1 results
- Free Poland Society of Pittsburgh 1 results more…