Author
American Latvian Association in the United States
8
Armenian Assembly of America
5
Order of Ahepa
5
American Gymnastic Union
4
First Catholic Slovak Union of America
4
Polish Genealogical Society of America
4
Polonus Philatelic Society
4
Russian Brotherhood Organization of the U.S.A.
4
Slovak World Congress
4
Stowarzyszenie Filaretów w Ameryce
4
Valdris Samband
4
American Association for State and Local History
3
American Historical Association
3
American Jewish Historical Society
3
American Protestants for Truth about Ireland
3
American Relief for Poland
3
American Turnerbund
3
American-Scandinavian Foundation
3
Archaeological Institute of America
3
Center for Migration Studies (U.S.)
3
ELTA
3
Federation of French Alliances in the United States and Canada
3
National Federation of Temple Brotherhoods
3
New-York Historical Society
3
Nordmanns-forbundet
3
Polish American Council
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
Polish National Alliance of the United States of North America
3
Polish Tatra Mountaineers Alliance
3
Swiss-American Historical Society
3
Union of American Hebrew Congregations
3
Vyriausias Lietuvos išlaisvinimo komitetas
3
Wyoming Historical and Geological Society
3
Zionist Organization of America
3
Accademia di Paestum
2
American Catholic Historical Society of Philadelphia
2
American Federation of Labor. Convention
2
American Federation of Labor. Metal Trades Department
2
American Folklore Society. Jewish Folklore and Ethnology Section
2
American Gymnastic Union Philadelphia District
2
American Hungarian Federation
2
American Indian Community House (New York, N.Y.)
2
American Italian Historical Association
2
American Latvian Association in the United States Congress
2
American Latvian Association in the United States. Congress
2
American School of Classical Studies at Athens
2
American-Irish Historical Society
2
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