Series Is Presented Here As Two Variables--(1)--Original Data, 1919-1938 (2)--Original Data, 1936-1957. Data Represent Production For Public Use, And In Addition For Electric Railways, Electrified Steam Railroads, And A Few Plants Generating Power For Their Own Use. Source: Data For 1919: University Of Illinois, Bureau Of Business Research, Bulletin No. 6, 1927. Data For 1920-1938: U.S. Department Of Commerce, Survey Of Current Business, November 1927, P. 26; 1932 Annual Supplement; December 1940, P. 17.
This NBER data series m01128 appears on the NBER website in Chapter 1 at http://www.nber.org/databases/macrohistory/contents/chapter01.html.
NBER Indicator: m01128
Release: NBER Macrohistory Database
National Bureau of Economic Research, Electric Power Production for United States [M01128USM247NNBR], retrieved from FRED, Federal Reserve Bank of St. Louis https://research.stlouisfed.org/fred2/series/M01128USM247NNBR/, October 13, 2015.