Source: National Bureau of Economic Research  

Release: NBER Macrohistory Database  

Units:  Millions of Books, Not Seasonally Adjusted

Frequency:  Monthly

Series Is Presented Here As Two Variables--(1)--Original Data, 1919-1935 (2)--Original Data, 1935-1942. Source: Survey Of Current Business, July 1926, Annual Supplements Of 1932 And 1936; Source For The July 1929 Figure Is From A Photostat Sent By The Survey Of Current Business.

This NBER data series m06036a appears on the NBER website in Chapter 6 at http://www.nber.org/databases/macrohistory/contents/chapter06.html.

NBER Indicator: m06036a