"c VAR 0654 02231 RR ADD 921-963 MD= 1E-37 " "c REF 0654 LOC 808 WIDTH 9 DK 13 COL 62-70 " "c " "c " "c CAPITAL EXPENDITURES FOR ADDITIONS AND BETTERMENTS, ROADWAY " "c AND STRUCTURES, CLASS I RAILROADS, INTERSTATE COMMERCE " "c COMMISSION " "c ----------------------------------------------------------- " "c " "c NBER SERIES: 02231 " "c AREA COVERED: U.S. " "c UNITS: THOUSAND CURRENT DOLLARS " "c ANNUAL COVERAGE: 1921-63 " "c QUARTERLY COVERAGE: NONE " "c MONTHLY COVERAGE: NONE " "c SEASONAL ADJUSTMENT: NONE " "c SOURCE: 1921-1955:"RAILROAD TRANSPORTATION, A STATISTICAL " "c RECORD," ASSOCIATION OF AMERICAN RAILROADS, BUREAU OF " "c RAILWAY ECONOMICS, DECEMBER 1956. 1956-1963:"SELECTED " "c INCOME AND BALANCE-SHEET ITEMS OF CLASS I RAILROADS IN THE " "c U.S.," BUREAU OF TRANSPORT ECONOMICS AND STATISTICS, " "c INTERSTATE COMMERCE COMMISSION, STATEMENT NO. M-125, " "c DECEMBER ISSUES THROUGH 1961; NO. Q-125, 4TH QUARTER ISSUES " "c FOR LATER FIGURES. " "c " "c NOTES: THESE DATA ARE COLLECTED BY THE BUREAU OF TRANSPORT " "c ECONOMICS AND STATISTICS FROM REPORTS OF INDIVIDUAL CLASS I " "c RAILROADS. SWITCHING AND TERMINAL COMPANIES ARE INCLUDED. " "c ADDITIONS REFER TO NEW FACILITIES, SUCH AS TRACKS, BUILDING " "c AND OTHER STRUCTURES; AND ADDITIONS TO THESE FACILITIES. " "c BETTERMENTS COMPRISE IMPROVEMENTS TO EXISTING FACILITIES " "c SUCH AS THE APPLICATION OF HEAVIER RAIL IN TRACKS, " "c STRENGTHENING OF BRIDGES BY SUBSTITUTION OF HEAVIER MEMBERS, " "c AND CONSTRUCTION OF SUPERIOR FLOORS OR ROOFS IN BUILDINGS. " "c THESE DATA ARE ALSO PUBLISHED IN"HISTORICAL STATISTICS " "c OF THE UNITED STATES, COLONIAL TIMES TO 1957," BUREAU OF THE " "c CENSUS, SERIES Q105. " "c " "c ORIGINALS MISSING; NOT PROOFREAD. " "c ............................................................... "