"c VAR 0601 01132 IRON 3R 919-926 MD= 1E-37 " "c REF 0601 LOC 1581 WIDTH 9 DK 25 COL 71-79 " "c " "c " "c MERCHANT PIG IRON SHIPMENTS " "c --------------------------- " "c " "c NBER SERIES: 01132 " "c AREA COVERED: U.S. " "c UNITS: THOUSANDS OF LONG TONS " "c ANNUAL COVERAGE: NONE " "c QUARTERLY COVERAGE: NONE " "c MONTHLY COVERAGE: 01/1919-12/1926 " "c SEASONAL ADJUSTMENT: NONE " "c SOURCE: U.S. DEPARTMENT OF COMMERCE, RECORD BOOK OF " "c BUSINESS STATISTICS, PT. II, P. 18. " "c " "c NOTES: DATA ARE FOR 94 TO 131 STOCKS EACH MONTH " "c REPRESENTING ABOUT 90 PERCENT OF THE PRODUCTION IN STRICTLY " "c MERCHANT FURNACES. " "c " "c CHECKED MANUALLY; NO CORRECTIONS NECESSARY. " "c " "c ............................................................... "