Source: National Bureau of Economic Research  

Release: NBER Macrohistory Database  

Units:  Millions of Dollars, Not Seasonally Adjusted

Frequency:  Monthly

Series Is Presented Here As Three Variables--(1)--Original Data, 1878-1914 (2)--Original Data, 1914-1946 (3)--Original Data, 1947-1970. Data Reflect Monthly Averages Of Daily Figures. Source: Federal Reserve Board, Federal Reserve Bulletins, 1947 And Following Issues.

This NBER data series m14076c appears on the NBER website in Chapter 14 at http://www.nber.org/databases/macrohistory/contents/chapter14.html.

NBER Indicator: m14076c