Author
United States. Bureau of Labor Statistics
2
Boss, M. Kenneth
1
Dawson, Andrew, 1948-
1
Evans, W. Duane 1909-
1
Hall, Henry, 1848-1920
1
Hotchkiss, Willard E.
1
Industrial Workers of the World
1
Journal of Progress Company
1
McCormick, Cyrus Hall, 1809-1884
1
Morgan, Dayton S.
1
National Research Project on Reemployment Opportunities and Recent Changes in Industrial Techniques (U.S.)
1
Navin, Thomas R.
1
Newcomen Society of the United States
1
Philadelphia Bourse
1
Pound, Arthur, 1884-1966
1
Rees, Jonathan, 1966-
1
Rogin, Leo, 1893-
1
Rupp, Warren E.
1
Seaton, Chas. W. 1831-1885
1
Seward, William H. 1801-1872
1
Seymour, William H., active 19th century
1
Silver, Rollo G. 1909-1989
1
Socialist Society, USA
1
Speece, Glenn Harrison
1
Stern, Boris, 1892-
1
Thompson, Sanford Eleazer, 1867-
1
Trowbridge, W. P. 1828-1892
1
United States Census Office 10th census, 1880
1
United States. Bureau of Mines
1
Walker, Francis Amasa, 1840-1897
1