Conyngton, Mary K. (Mary Katherine), 1864-1942. Effect of Workmen's Compensation Laws in Diminishing the Necessity of Industrial Employment of Women and Children : Bulletin of the United States Bureau of Labor Statistics, No. 217 , Washington, D.C: Government Printing Office, December 1917, https://fraser.stlouisfed.org/title/3856, accessed on November 14, 2024.