Series Is Presented Here As 2 Variables: (1) Original Data, 1920-46; (2) Original Data, 1946-67. Source: Dept. Of Commerce:"Construction Volume And Costs"; "Construction Reports, Construction Activity" (See Introductory Notes On Bls-Dept. Of Commerce Data)
This NBER data series m02174b appears on the NBER website in Chapter 2 at http://www.nber.org/databases/macrohistory/contents/chapter02.html.
NBER Indicator: m02174b
Release: NBER Macrohistory Database
National Bureau of Economic Research, Private New Construction Activity, Business for United States [M0274BUSM398NNBR], retrieved from FRED, Federal Reserve Bank of St. Louis https://research.stlouisfed.org/fred2/series/M0274BUSM398NNBR/, September 4, 2015.