Author
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Allegheny College (Meadville, Pa.)
1
Allen County Public Library. Genealogy Department
1
Alliance College
2
Alliance Francaise de Washington, DC
1
Alliance Israelite Universelle American Friends
1
Allinson, William J., 1810-1874
1
Almon, John, 1737-1805
2
Alpha Portland Cement Company (Easton, Pa. : Publisher)
1
Alvord, Clarence Walworth, 1868-1928
1
Amalgamated Clothing Workers of America
2
Amalgamated Clothing Workers of America. Convention
1
Amalgamated Textile Workers of America
1
Amari
2
America-Israel Council for Isreli-Palestinian Peace
1
America-Italy Society
1
American Academy of Political and Social Science
1
American Academy of Political and Social Science (Philadelphia, Pa.)
1
American Almanac Collection (Library of Congress)
2
American Antiquarian Society
2
American Assocation of Social Workers
1
American Association for Jewish Educatioin
1
American Association for Jewish Education
4
American Association for Organizing Family Social Work
1
American Association for Public Opinion Research
1
American Association for State and Local History
2
American Association for the Advancement of Science
2
American Association for the Advancement of Slavic Studies
1
American Association of Museums
1
American Association of Nurserymen
1
American Association of Professors of Yiddish
1
American Association of Retired Persons
1
American Association of Social Workers
1
American Association of Teachers of German
1
American Association of Teachers of Italian
1
American Association of University Women
1
American Autograph Shop
1
American Baptist Churches (U.S.A.) Board of Education Ministries
1
American Baptist Churches, U.S.A Board of Education Ministries
1
American Baptist Historical Society
1
American Baptist Home Mission Society
2
American Baptist Publication Society
1
American Baptist Publication and Sunday School Society
1
American Bibliographical Center
2
American Board of Missions to the Jews
2
American Bookplate Society
1
American Bulgarian League
1
American Catholic Historical Association
1
American Catholic Historical Society of Philadelphia
1
American Chamber of Commerce
1
American Civil Liberties Union
1
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