United States. Bureau of Labor Statistics , Stewart, Estelle M., 1887-1938 and Bowen, Jesse Chester, 1865-1948. History of Wages in the United States From Colonial Times to 1928 : Bulletin of the United States Bureau of Labor Statistics, No. 499 , Washington, D.C: G.P.O., October 1929, https://fraser.stlouisfed.org/title/4067, accessed on November 19, 2024.