"c VAR 0720 XXXXX LOCOMOT 1A 911-945 MD= 1E-37 " "c REF 0720 LOC 2652 WIDTH 9 DK 42 COL 71-79 " "c " "c " "c STEAM LOCOMOTIVES AVAILABLE, TRACTIVE POWER " "c ------------------------------------------- " "c " "c NBER SERIES: 01156 " "c AREA COVERED: U.S. " "c UNITS: MILLIONS OF POUNDS " "c ANNUAL COVERAGE: 1916-1945 " "c QUARTERLY COVERAGE: NONE " "c MONTHLY COVERAGE: NONE " "c SEASONAL ADJUSTMENT: NONE " "c SOURCE: INTERSTATE COMMERCE COMMISSION, ANNUAL REPORTS OF " "c STATISTICS OF RAILWAYS IN THE UNITED STATES. " "c " "c NOTES: SERIES 01156 IS PRESENTED HERE AS TWO " "c VARIABLES--(1)--ORIGINAL DATA, 1902-1916 (2)--ORIGINAL DATA, " "c 1916-1945. " "c DATA ARE FOR CLASS I RAILROADS. " "c TRACTIVE POWER FOR UNCLASSIFIED RAILROADS NOT INCLUDED. " "c FIGURES EXCLUDE SWITCHING AND TERMINAL COMPANIES. " "c DATA ARE FOR YEARS ENDING DECEMBER 31. " "c " "c CHECKED MANUALLY; NO CORRECTIONS NECESSARY. " "c START YEAR IN DATA CHANGED FROM 1911 TO 1916 BY " "c JROTH@NBER.ORG 5/11/2001 "