"c           VAR 0598      01131 IRON    3S 903-941               MD= 1E-37   "
"c           REF 0598         LOC 1554 WIDTH  9             DK  25 COL 44-52  "
"c                                                                            "
"c                                                                            "
"c              MERCHANT PIG IRON PRODUCTION, SEASONALLY ADJUSTED             "
"c              -------------------------------------------------             "
"c                                                                            "
"c              NBER SERIES:  01131                                           "
"c              AREA COVERED:  U.S.                                           "
"c              UNITS:  THOUSANDS OF GROSS TONS                               "
"c              ANNUAL COVERAGE:  NONE                                        "
"c              QUARTERLY COVERAGE:  NONE                                     "
"c              MONTHLY COVERAGE:  04/1903-06/1941                            "
"c              SEASONAL ADJUSTMENT:  SEASONALLY ADJUSTED BY NBER             "
"c              SOURCE:  IRON AGE, SUCCESSIVE MONTHLY ISSUES                  "
"c                                                                            "
"c              NOTES:  DATA ARE COMPUTED BY NBER FROM TOTAL PIG IRON         "
"c              PRODUCTION LESS PIG IRON PRODUCED BY STEEL MILLS.             "
"c                                                                            "
"c              CHECKED MANUALLY; NO CORRECTIONS NECESSARY.                   "
"c                                                                            "
"c           ...............................................................  "