Author
Pennsylvania Railroad
2
Adams, G. Donald
1
Baltimore and Ohio Railroad Company
1
Bell Telephone Company of Pennsylvania
1
Casey, Ralph D. b. 1890
1
Council of Spanish Speaking Organizations of Philadelphia
1
Dyer, Mary W.
1
Eto, Mamoru
1
Farmers and Mechanics Trust Company (West Chester, Pa.)
1
Farmers and Mechanics Turst Co. (West Chester, Pa.)
1
Farr, Gail E.
1
Finch, Elsie Freeman
1
Fisher, W. L. 1781-1862
1
French, Ylva
1
Historical Society of Western Pennsylvania
1
Karp, Ivan
1
Lasswell, Harold D. 1902-1978
1
Lavine, Steven, 1947-
1
Malaro, Marie C.
1
McCaskey, Thomas G.
1
National Jewish Welfare Board Army and Navy Public Relations Committee
1
Pederson, Ann E.
1
Pennsylvania Economy League Eastern Division
1
Pennsylvania Library Association
1
Pennyslvania Railroad
1
Philadelphia Electric Company
1
Philadelphia Initiative for Cultural Pluralism (Project)
1
Price, George Frederic, d. 1888
1
Raucher, Alan R.
1
Reading Company
1
Rockefeller Foundation
1
Runyard, Sue
1
Senator John Heinz Pittsburgh Regional History Center (Pittsburgh, Pa.)
1
Smith, Bruce Lannes, 1909-
1
Society of American Archivists
1
Sperr, Portia Hamilton
1
Weaver, Stephanie, 1961-
1
Wheeler, Robert C.
1