Author
Philadelphia Record
25
Industrial Workers of the World
21
Foster, William Z., 1881-1961
15
United States. Bureau of Labor Statistics
13
Foner, Philip Sheldon, 1910-
7
Lewis, Ronald L., 1940-
7
Amalgamated Clothing Workers of America. General Executive Board
6
Commons, John R. 1862-1945
6
Socialist Labor Party
6
United States. Department of Labor
6
Browder, Earl, 1891-1973
5
Congress of Industrial Organizations (U.S.)
5
Dunn, Robert W. 1895-
5
Morris, George, 1903-
5
Pennsylvania. Department of Labor and Industry
5
Powderly, Terence Vincent, 1849-1924
5
Schlüter, Hermann, -1919
5
Seidman, Joel, 1906-1977
5
United States
5
Amalgamated Clothing Workers of America
4
Amalgamated Clothing Workers of America. Convention
4
Bray, John Francis, 1809-1897
4
Debs, Eugene V. 1855-1926
4
Grenell, Judson
4
Hodgson, Adam
4
Labadie, Jo, 1850-1933
4
Labor Research Association (U.S.)
4
Lorwin, Lewis L. 1883-1970
4
Millis, Harry A. 1873-1948
4
National Council for Protection of Foreign Born Workers (U.S.)
4
Oneal, James, 1875-1962
4
Palmer, Gladys L.
4
Pennsylvania
4
Rudquistová, Edith
4
Socialistic Tract Association
4
Wright, Carroll D. 1840-1909
4
Young, Edward, 1814-1909
4
AFL-CIO
3
American Free Produce Association
3
Andrews, John B. 1880-1943
3
Archives of Czechs and Slovaks Abroad
3
Arnold, Andrew Bernard
3
Carey, Henry Charles, 1793-1879
3
Cherikover, I. M., 1881-1943
3
Christy, David, 1802-1882
3
Colwell, Stephen, 1800-1871
3
Congress of Industrial Organizations (U.S.). Constitutional Convention
3
Conroy, Jack, 1899-
3
Cross, Ira B. 1880-1977
3
De Leon, Daniel, 1852-1914
3
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