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American Anti-Slavery Society
1
American Anti-Slavery Society. Executive Committee
1
American Antiquarian Society
1
American Assembly of Collegiate Schools of Business
1
American Association of Social Workers
1
American Bankers Association
2
American Business Consultants, Inc
1
American Color Print Society
1
American Council on Education. Business-Higher Education Forum
1
American Directory Publishing Co
1
American Enterprise Institute for Public Policy Research
1
American Federation of Labor. Convention
1
American Federation of Musicians
1
American Federation of Teachers. National Academic Freedom Committee
1
American Foundation for Negro Affairs
1
American Historical Company, Inc. (New York, N.Y.)
1
American Historical Society (Washington, D.C.)
1
American Newspaper Publishers Association Foundation
1
American Publishing and Engraving Co
2
American Red Cross. Allied Prisoners of War Food Packing Service
1
American Taxpayers
1
American Taxpayers Association, Inc
1
Americans for the Arts
1
Amore, Anthony M.
1
Amphion Amateur Musical Association
1
An Enthusiastic Friend in Philadelphia
1
Andelman, Bob,
1
Anderson family
1
Anderson, Beth
1
Ando, Faith H.
1
Andrew Clow & Company
1
Andrews, O. F.
1
Andrés, José, 1969-
1
Anonymous
1
Antoniou, Jim
1
Appel, Joseph H. 1873-1949
1
Appleby, Joyce, 1929-2016
1
Arcadia Publishing
1
Archer, Isaac
1
Ardmore (Pa.) Businessmen's Association
1
Ardmore (Pa.) Chamber of Commerce
1
Arkwright
1
Arms, C. T.
1
Armstrong Association of Philadelphia
1
Armstrong and Wiley
1
Arnold, Andrew Bernard
1
Arnold, John Floyd
1
Arnold, Thomas
1
Arthur, James
1
Artist's Garden: American Impressionism and the Garden Movement, 1887-1920 (Exhibition)
1
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