Source: National Bureau of Economic Research  

Release: NBER Macrohistory Database  

Units:  Index 1935-1939=100, Seasonally Adjusted

Frequency:  Monthly

Series Is Presented Here As Three Variables--(1)--Original Data, 1923-1949 (2)--Seasonally Adjusted, 1923-1951 (3)--Original Data, 1947-1963 Beginning July 1940, The Seasonal Factors Have Been Fixed At 100. Source: Federal Reserve Board, Federal Reserve Index Of Industrial Production - October 1943; Federal Reserve Bulletins, Monthly Issues, 1944 And Following.

This NBER data series m01277b appears on the NBER website in Chapter 1 at http://www.nber.org/databases/macrohistory/contents/chapter01.html.

NBER Indicator: m01277b