Other
- Philadelphia Record 11 results
- Wharton School. Industrial Research Unit 11 results
- Lewis, Ronald L., 1940- 9 results
- Foner, Philip Sheldon, 1910- 8 results
- Armstrong Association of Philadelphia 5 results
- Du Bois, W. E. B. (William Edward Burghardt), 1868-1963 3 results
- Northrup, Herbert R. (Herbert Roof), 1918-2007 3 results
- United States. Bureau of Labor Statistics 3 results
- Anderson, Bernard E. 2 results
- Columbia University. Graduate School of Business 2 results
- Fletcher, F. Marion 2 results
- Ginzberg, Eli, 1911-2002 2 results
- Gottlieb, Peter 2 results
- International Trade Union Committee of Negro Workers 2 results
- Joint Center for Political Studies (U.S.) 2 results
- Klimcke, Alfred 2 results
- Ladies' Quaker City Association 2 results
- Marshall, F. Ray 2 results
- National Industrial Conference Board 2 results
- Stemons, James Samuel 2 results
- Trotter, Joe William, 1945- 2 results
- United States. Department of Labor. Manpower Administration 2 results
- University of Michigan. Population Studies Center 2 results
- Wesley, Charles H. (Charles Harris), 1891-1987 2 results
- Woodson, Carter Godwin, 1875-1950 2 results
- Alexander, Rodney 1 results
- Allen, James Stewart, 1906- 1 results
- Alston, Christopher C. 1 results
- American Council on Race Relations 1 results
- American Negro Academy 1 results
- Armstrong Associatio of Philadelphia 1 results
- Armstrong Association of Philadelphia Educational Committee 1 results
- Arnesen, Eric 1 results
- Association for the Study of Negro Life and History, inc 1 results
- Bean, Frank D. 1 results
- Bell, D. Sargent, 1876-194- 1 results
- Blackmon, Douglas A., 1 results
- Bodnar, John E. 1 results
- Boston, Thomas D. 1 results
- Bound, John 1 results
- Bracey, John H., 1 results
- Bradford, Amory 1 results
- Briggs, Vernon M. 1 results
- Brimmer, Andrew F. 1 results
- Brown, Earl Louis, 1900- 1 results
- Cayton, Horace R., 1903-1970 1 results
- Century Cotton and Wollen Manufacturing Co 1 results
- Chalmers, William Ellison, 1903- 1 results
- Chernish, William N. 1 results
- Childs, Faith Hampton 1 results more…