Author
Jones, Richard S.
68
Library of Congress. Congressional Research Service
36
Library of Congress Congressional Research Service
33
Sokol U.S.A.
14
Historical Society of Pennsylvania
11
Society for Propagating the Gospel among the Indians and Others in North America
9
Polish National Alliance of the United States of North America
8
Polish Falcons of America
7
American Gymnastic Union
6
National Slovak Society of the United States of America
6
Order of Ahepa
6
American Latvian Association in the United States
5
Armenian Assembly of America
5
Friendly Sons of St. Patrick
5
German Society of Pennsylvania
5
American Italian Historical Association
4
American-Irish Historical Society
4
American-Scandinavian Foundation
4
B'nai B'rith. Anti-defamation League
4
Cambrian Benevolent Society of Chicago
4
Center for Migration Studies (U.S.)
4
Chester County Historical Society (West Chester, Pa.)
4
Clan MacLeod Society USA
4
First Catholic Slovak Union of America
4
Hadassah, the Women's Zionist Organization of America
4
Humane Society of the Commonwealth of Massachusetts
4
Polish American Historical Association
4
Polish Genealogical Society of America
4
Polonus Philatelic Society
4
St. Andrew's Society of Philadelphia
4
Swiss Benevolent Society of New York
4
Swiss-American Historical Society
4
Ukrainian Congress Committee of America
4
Union of American Hebrew Congregations
4
University of Minnesota. Immigration History Research Center
4
Welsh Society of Philadelphia
4
Workmen's Circle (U.S.)
4
ACEN (Organization)
3
American Historical Association
3
American Jewish Committee
3
American Jewish Historical Society
3
American Protestants for Truth about Ireland
3
American Turnerbund
3
American Turners (Organization)
3
Armenian General Benevolent Union
3
B'nai B'rith
3
Bednár, Karol
3
Buttlar, Lois, 1934-
3
Cannstatter Volksfest-Verein (Philadelphia, Pa.)
3
Carl Schurz Memorial Foundation
3
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