"c           VAR 0012      12004 IND PRO 3S 875-915               MD= 1E-37   "
"c           REF 0012         LOC   69 WIDTH  9             DK   1 COL 71-79  "
"c                                                 EXP DEC=  1                "
"c                                                                            "
"c              INDEX OF INDUSTRIAL PRODUCTION AND TRADE, SEASONALLY          "
"c              ADJUSTED                                                      "
"c              ----------------------------------------------------          "
"c                                                                            "
"c              NBER SERIES:  12004                                           "
"c              AREA COVERED:  U.S.                                           "
"c              UNITS:  PERCENT OF TREND                                      "
"c              ANNUAL COVERAGE:  NONE                                        "
"c              QUARTERLY COVERAGE:  NONE                                     "
"c              MONTHLY COVERAGE:  1/1875-12/1915                             "
"c              SEASONAL ADJUSTMENT:  SEASONALLY ADJUSTED BY NBER             "
"c              SOURCE:  1875-1914 DATA ARE FROM W.M. PERSONS, FORECASTING    "
"c              BUSINESS CYCLES, (JOHN WILEY, NEW YORK, 1931), PP. 93-143;    "
"c              1915 DATA ARE FROM THE REVIEW OF ECONOMIC STATISTICS, APRIL   "
"c              1923, P. 76                                                   "
"c                                                                            "
"c              NOTES: SERIES 12004 IS PRESENTED HERE AS THREE                "
"c              VARIABLES--(1)--SEASONALLY ADJUSTED DATA, 1875-1915           "
"c              (2)--SEASONALLY ADJUSTED DATA, 1915-1919 (3)--SEASONALLY      "
"c              ADJUSTED DATA, 1916-1961.                                     "
"c                   DATA WERE COMPUTED BY NBER FROM PUBLISHED PERCENTAGE     "
"c              DEVIATIONS FROM NORMAL.                                       "
"c                                                                            "
"c              CHECKED MANUALLY; NO CORRECTIONS NECESSARY.                   "
"c                                                                            "
"c           ...............................................................  "