Series Is Presented As 4 Variables: (1) Original Data, 1915-46 (2) Seasonally Adjusted Data, 1939-46; (3) Original Data, Annual Only, 1946-63. Source: Bureau Of The Census
This NBER data series a02194 appears on the NBER website in Chapter 2 at http://www.nber.org/databases/macrohistory/contents/chapter02.html.
NBER Indicator: a02194
Release: NBER Macrohistory Database
National Bureau of Economic Research, Public Construction (Constant Dollars) for United States [A02194USA382NNBR], retrieved from FRED, Federal Reserve Bank of St. Louis https://research.stlouisfed.org/fred2/series/A02194USA382NNBR/, June 3, 2015.