"c VAR 0624 02084ARR TRACK R 872-887 MD= 1E-37 " "c REF 0624 LOC 538 WIDTH 9 DK 9 COL 44-52 " "c " "c " "c MILES OF RAILROAD TRACK LAID ON MAIN LINES, RAILROAD GAZETTE " "c ORIGINAL DATA " "c ------------------------------------------------------------ " "c " "c NBER SERIES: 02084A " "c AREA COVERED: U.S. " "c UNITS: MILES OF TRACK " "c ANNUAL COVERAGE:NONE " "c QUARTERLY COVERAGE: FIRST, 1872 - THIRD, 1887 " "c MONTHLY COVERAGE: NONE " "c SEASONAL ADJUSTMENT: NONE " "c SOURCE:"RAILROAD GAZETTE" MAGAZINE " "c " "c CHECKED MANUALLY; NO CORRECTIONS NECESSARY. " "c " "c ............................................................... " -4 1872.1 1887.4 778.000 2159.00 2210.00 2013.00 535.000 1052.00 1310.00 733.000 303.000 424.000 453.000 664.000 183.000 274.000 446.000 430.000 308.000 538.000 894.000 538.000 232.000 478.000 838.000 471.000 358.000 433.000 631.000 841.000 326.000 709.000 1472.00 1294.00 1064.00 1164.00 1907.00 2004.00 778.000 1640.00 2922.00 2530.00 1545.00 3213.00 3323.00 2247.00 852.000 1539.00 2238.00 1640.00 437.000 979.000 1390.00 1028.00 255.000 864.000 706.000 1203.00 406.000 1174.00 2453.00 3241.00 739.000 1243.00 3919.00 NA