Author
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American Institute of the City of New York
1
American Italian Historical Association Conference
1
American Liberty League
2
American Life Insurance and Trust Co. (N.Y.)
1
American National Red Cross
1
American Negro Academy
1
American Polish Chamber of Commerce and Industry
1
American Public Health Association
1
American Publishing and Engraving Co
2
American Relief for Poland
1
American Social Science Association
2
American Statistical Association
1
American Trade Union Delegation to the Soviet Union
1
Americans for the Arts
1
Amott, Teresa L.
1
Anarchism Collection (Library of Congress)
2
Anderson, Benjamin M. 1886-1949
3
Anderson, Benjamin McAlester, Jr., 1886-1949
1
Anderson, Irvine H., 1928-
1
Anderson, Joshua
2
Anderson, Ralph V.
2
Anderson, William Wemyss
1
Andread'es, Stratis G.
1
Andrews, Irene (Osgood), 1879-
1
Andrews, J. H. 1927-
1
Andrews, John B. 1880-1943
1
Angel, J. Lawrence
1
Angermann, Erich
1
Anne and Joseph Trachtman Memorial Book Fund
1
Annunziata, Frank
1
Anstrom, George
2
Appleton, Nathan, 1779-1861
1
Apraku, Kofi Konadu, 1954-
1
Aptheker, Herbert, 1915-2003
1
Archives nationales (France)
1
Archives of Czechs and Slovaks Abroad
1
Arkansas State Land Office
1
Armenia Tree Project
1
Armenian Assembly of America
1
Armstrong Association of Philadelphia
1
Arnall, Ellis Gibbs, 1907-
1
Arnett, Alex Mathews, 1888-1945
1
Arnot, Robert Page, 1890-1986
1
Aronovici, Carol, 1881-1957
4
Arthur, T. S. 1809-1885
1
Arts & Business Council of Great Philadelphia
1
Asch, Berta
1
Ashkenazi, Elliott
1
Ashkinaze, Carole
1
Ashley, W. J. Sir, 1860-1927
1
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