Release: NBER Macrohistory Database
Source: P.H. Douglas, Real Wages In The United States, 1890-1926, Pp. 239-240; The Movement Of Money And Real Earnings In The United States, 1926-1928, P. 10, (University Of Chicago Studies In Business Administration.)
This NBER data series m08040 appears on the NBER website in Chapter 8 at http://www.nber.org/databases/macrohistory/contents/chapter08.html.
NBER Indicator: m08040
National Bureau of Economic Research, Average Absolute Annual Earnings of Employees or Wage Earners in All Manufacturing Industries for the United States [M08040USM302NNBR], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/M08040USM302NNBR, January 17, 2019.