ID:DA1420452X
Conyngton, Mary Katharine
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U.S. G.P.O. 1929 Workmen's insurance and compensation series , Bulletin / Bureau of Labor Statistics no. 477
Available at 7 libraries
U.S. G.P.O. 1929 Miscellaneous series , Bulletin / Bureau of Labor Statistics no. 489
Available at 8 libraries
prepared under the direction of Chas.P. Neill by Mary Conyngton
Government Printing Office 1911 Document v. 100 . 61st Congress, 2nd session, no. 645 . Report on condition of woman and child wage-earners in the United States ; v. 15
Available at 4 libraries
by Mary Conyngton
Ronald Press 1906
Available at 1 libraries
