"c VAR 0038 03003G THITEN 1R 865-890 MD= 1E-37 " "c REF 0038 LOC 303 WIDTH 9 DK 5 COL 53-61 " "c EXP DEC= 2 " "c " "c FREIGHT TON-MILES, THIRTEEN RAILROADS " "c ------------------------------------- " "c " "c NBER SERIES: 03003G " "c AREA COVERED: U.S. " "c UNITS: BILLIONS OF TON-MILES " "c ANNUAL COVERAGE: 1865-1890 " "c QUARTERLY COVERAGE: NONE " "c MONTHLY COVERAGE: NONE " "c SEASONAL ADJUSTMENT: NONE " "c SOURCE: POOR'S MANUAL OF RAILROADS, 1888, PP. XXVII-XXIX; " "c 1889, P. VIII; AND VOLUMES FOR 1890 AND 1891 " "c " "c NOTES: DATA WERE COMPUTED BY ADDING TON-MILES FOR THE SIX " "c RAILROADS IN SERIES 03003K AND THE TON-MILES FOR THE SEVEN " "c RAILROADS IN SERIES 03003I. DATA FOR 1887-1890 WERE " "c COMPUTED BY ADDING THE TON-MILES OF THE THIRTEEN INDIVIDUAL " "c RAILROADS. " "c " "c CHECKED MANUALLY; NO CORRECTIONS NECESSARY. " "c " "c ............................................................... "