Series Is Presented Here As Two Variables--(1)--Original Data, 1919-1935 (2)--Original Data, 1935-1942. Reports Cover Total U.S., 13 Manufacturers Reporting For 1935-1940,And 11 Thereafter, The Reduction Resulting From The Consolidation Of The Reports Of 3 Associated Companies. 90 % Of All Sales Books Sold Were Covered By The 1935-1940 Figures, And 75 % Beginning In 1941. The Decline In Coverage Resulting From Increased Sales By Non-Members. Raw Data Published After August, 1942 Are No Longer Comparable; The Source Discontinued Publication After 1943. Source: Survey Of Current Business, Annual Supplements Of 1936, 1938, 1940 And 1942, And Monthly Issues.
This NBER data series m06036b appears on the NBER website in Chapter 6 at http://www.nber.org/databases/macrohistory/contents/chapter06.html.
NBER Indicator: m06036b
Release: NBER Macrohistory Database
National Bureau of Economic Research, Sales Books, New Orders for United States [M0636BUSM389NNBR], retrieved from FRED, Federal Reserve Bank of St. Louis https://research.stlouisfed.org/fred2/series/M0636BUSM389NNBR/, October 4, 2015.