Release: NBER Macrohistory Database
Series Is Presented Here As Two Variables--(1)--Original Data, 1923-1942 (2)--Original Data, 1947-1954. Source: Bureau Of Labor Statistics; 1923-1930 Data Are From Bls Bulletin No. 610; 1931-1934 Data Are From A Bls Mimeographed Release, September 1938; 1934-1939 Data Are From A Bls Mimeographed Release, May 1940; 1940-1942 Data Are From "Employment And Payrolls" And The Monthly Labor Review.
This NBER data series m08077a appears on the NBER website in Chapter 8 at http://www.nber.org/databases/macrohistory/contents/chapter08.html.
NBER Indicator: m08077a
National Bureau of Economic Research, Index of Factory Payrolls, Transportation Equipment for United States [M0877AUSM331NNBR], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/M0877AUSM331NNBR, June 23, 2018.