"c VAR 0647 08031 SEMI SK 3R 920-944 MD= 1E-37 " "c REF 0647 LOC 384 WIDTH 9 DK 6 COL 71-79 " "c EXP DEC= 1 " "c " "c AVERAGE ACTUAL HOURS OF WORK PER WEEK PER WAGE EARNER, MALE, " "c SEMI-SKILLED AND SKILLED, TWENTY-FIVE MANUFACTURING " "c INDUSTRIES " "c ------------------------------------------------------------ " "c " "c NBER SERIES: 08031 " "c AREA COVERED: U.S. " "c UNITS: HOURS " "c ANNUAL COVERAGE: NONE " "c QUARTERLY COVERAGE: NONE " "c MONTHLY COVERAGE: 06/1920-12/1921, 07/1922-04/1944 " "c SEASONAL ADJUSTMENT: NONE " "c SOURCE: NATIONAL INDUSTRIAL CONFERENCE BOARD, FOR 1920-1933 " "c DATA: WAGES, HOURS, AND EMPLOYMENT IN THE UNITED STATES, " "c 1914-1936; FOR 1934-1941 DATA: NICB ECONOMIC RECORD, MARCH " "c 28, 1940 AND FOLLOWING ISSUES; FOR 1942-1944: NICB " "c MANAGEMENT RECORD. " "c " "c NOTES: DATA FOR JANUARY-JUNE, 1922 WERE NOT PUBLISHED. " "c BEGINNING IN 1934, ONLY 24 INDUSTRIES ARE COVERED. THE " "c SILK INDUSTRY WAS EXCLUDED DUE TO INADEQUATE DATA (SEE " "c SOURCE). " "c " "c CHECKED MANUALLY; NO CORRECTIONS NECESSARY. " "c "