Series Is Presented Here As Two Variables--(1)--Seasonally Adjusted Data, 1939-1948 (2)--Seasonally Adjusted, 1948-1969. Source: U.S. Department Of Commerce, Office Of Business Economics, Business Cycle Developments, July 1967
This NBER data series m05116b appears on the NBER website in Chapter 5 at http://www.nber.org/databases/macrohistory/contents/chapter05.html.
NBER Indicator: m05116b
Release: NBER Macrohistory Database
National Bureau of Economic Research, Ratio of Inventories To Sales, Manufacturing and Trade, Total for United States [M0516BUSM163SNBR], retrieved from FRED, Federal Reserve Bank of St. Louis https://research.stlouisfed.org/fred2/series/M0516BUSM163SNBR/, September 4, 2015.