For The Years 1913-31, This Series Is Identical To Series 02003. Series 02003, However, Includes Federal Buildings From 1932 On; This Series Does Not. Monthly Figures Are Weekly Averages. The Annual Figures Are Means Of Monthly Values-I.E., Approximations Of The Mean Weekly Value For The Year. Source: Engineering News-Record (See Introductory Notes On Engineering News- Record Data)
This NBER data series m02166 appears on the NBER website in Chapter 2 at http://www.nber.org/databases/macrohistory/contents/chapter02.html.
NBER Indicator: m02166
Release: NBER Macrohistory Database
National Bureau of Economic Research, Contracts For Commercial and Industrial Buildings, Value for United States [M02166USM399NNBR], retrieved from FRED, Federal Reserve Bank of St. Louis https://research.stlouisfed.org/fred2/series/M02166USM399NNBR/, August 29, 2015.