"c VAR 0586 01130 IRON 3R 941-964 MD= 1E-37 " "c REF 0586 LOC 1446 WIDTH 9 DK 23 COL 62-70 " "c EXP DEC= 1 " "c " "c PIG IRON PRODUCTION " "c ------------------- " "c " "c " "c NBER SERIES: 01130 " "c AREA COVERED: U.S. " "c UNITS: THOUSANDS OF NET TONS " "c ANNUAL COVERAGE: NONE " "c QUARTERLY COVERAGE: NONE " "c MONTHLY COVERAGE: 01/1941-12/1964 " "c SEASONAL ADJUSTMENT: NONE " "c SOURCE: DATA FOR 1941-1944: IRON AGE, JANUARY 7, 1954 " "c (ANNUAL REVIEW AND FORECAST ISSUE. DATA FOR 1945-1964: " "c AMERICAN IRON AND STEEL INSTITUTE, ANNUAL STATISTICAL REPORT " "c FOR 1952-1963; AND AISI, FORM 7: BLAST FURNACE AND STEEL " "c PRODUCTION (MONTHLY). " "c " "c NOTES: SERIES 01130 IS PRESENTED HERE AS TWO " "c VARIABLES--(1)--ORIGINAL DATA, 1877-1941 (2)--ORIGINAL DATA, " "c 1941-1964. " "c DATA ARE FOR DAILY AVERAGES COMPUTED BY DIVIDING " "c MONTHLY FIGURES BY THE NUMBER OF DAYS WITHIN THE MONTH. " "c " "c CHECKED MANUALLY; NO CORRECTIONS NECESSARY. " "c " "c ............................................................... "