Author
Sinclair, Upton, 1878-1968
8
Joint Center for Political Studies (U.S.)
3
O'Hare, William P.
3
AFL-CIO
2
Chryssikos, George John
2
De Leon, Daniel, 1852-1914
2
Dixwell, George Basil
2
End Poverty League
2
Hornor, Louise L.
2
Hrinchenko, Borys, 1863-1910,
2
Joseph Ferdinand Keppler, 1838-1894
2
National EPIC League
2
Philadelphia Record
2
Somogyi, Mariska
2
Stein, Judith, 1940-2017
2
Ugrik, Géza
2
United States. Congress. Senate. Committee on Labor and Public Welfare. Subcommittee on Employment, Manpower, and Poverty
2
University of Michigan. Population Studies Center
2
Alexander, John K.
1
Almshouse and House of Employment (Philadelphia, Pa.)
1
American Gas Association
1
Association for the Study of Negro Life and History, inc
1
Bair, Barbara, 1955-
1
Balch Institute for Ethnic Studies
1
Baradaran, Mehrsa, 1978-
1
Bardon, Jonathan, 1941-
1
Barger, W. K. 1941-
1
Baugher, Eleanor F.
1
Bauman, John F., 1938-
1
Blatchly, C. C., of N.Y.
1
Blatchly, Cornelius C.
1
Blau, Joel
1
Booth, Charles, 1840-1916
1
Boyd, Valerie
1
Branagan, Thomas, b. 1774
1
Branch, Taylor
1
Breslaw, Elaine G., 1932-
1
Brown, William, 1748-1792
1
Brown, William, d. 1792
1
Bullard, Sara
1
Bye, Mary 1913-
1
Campaign for Human Development
1
Campbell, Helen, 1839-1918
1
Camporesi, Piero
1
Caples, Deshaun,
1
Casey, Ethan,
1
Cayleff, Susan E., 1954-
1
Children's Aid Society of Pennsylvania
1
Chose, Kevin,
1
Citizens' Permanent Relief Committee (Philadelphia, Pa.)
1
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