Series Is Presented Here As Two Variables--(1)--Original Data, 1929-1939 (2)--Original Data, 1939-1969. Source: Bureau Of Labor Statistics, For Raw Data: Survey Of Current Business, March And August 1941; For Adjusted Data: Federal Reserve Bulletin, June 1941.
This NBER data series m08268a appears on the NBER website in Chapter 8 at http://www.nber.org/databases/macrohistory/contents/chapter08.html.
NBER Indicator: m08268a
Release: NBER Macrohistory Database
National Bureau of Economic Research, Employees In Nonagricultural Establishments for United States [M0868AUSM148NNBR], retrieved from FRED, Federal Reserve Bank of St. Louis https://research.stlouisfed.org/fred2/series/M0868AUSM148NNBR/, July 30, 2015.