Series Is Presented Here As Two Variables--(1)--Original Data, 1920-1948 (2)--Original Data, 1947-1960. "The Decline From December, 1935 On Was Caused By The Inclusion Of Data Coming From Companies Not Covered Prior To 1936." The Employment Of A Large Number Of Trainees In February, 1942 Affected The Changes In Earnings Between January And February 1942. Excluding These Trainees, The Average Hourly Earnings Would Be 97.9 Cents. Source: For June, 1920 To July, 1936, National Industrial Conference Board, "Wages, Hours And Employment In The United States, 1914-1936", (No. 229, 1936); For July, 1936 To 1937, Supplement To Conference Board Service Letter, June, 1938; For 1938 To September, 1941, Conference Board Economic Record, March 28,1940 And Following Issues; For October, 1941 To July, 1948, The Conference Board Management Record.
This NBER data series m08219a appears on the NBER website in Chapter 8 at http://www.nber.org/databases/macrohistory/contents/chapter08.html.
NBER Indicator: m08219a
Release: NBER Macrohistory Database
National Bureau of Economic Research, Average Hourly Earnings, Rubber Products Manufacturing for United States [M0819AUSM265NNBR], retrieved from FRED, Federal Reserve Bank of St. Louis https://research.stlouisfed.org/fred2/series/M0819AUSM265NNBR/, June 30, 2015.