Release: NBER Macrohistory Database
Series Is Presented Here As Two Variables--(1)--Original Data, 1919-1942 (2)--Original Data, 1947-1956. Source: Computed By National Bureau Of Economic Research
This NBER data series m08173a appears on the NBER website in Chapter 8 at http://www.nber.org/databases/macrohistory/contents/chapter08.html.
NBER Indicator: m08173a
National Bureau of Economic Research, Index of Factory Employment, Building Materials for United States [M0873FUSM331NNBR], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/M0873FUSM331NNBR, June 22, 2017.