"c VAR 0742 XXXXX LOCOMOT 3R 937-943 MD= 1E-37 " "c REF 0742 LOC 2850 WIDTH 9 DK 46 COL 17-25 " "c " "c " "c TOTAL NUMBER OF LOCOMOTIVES ASSIGNED TO ROAD PASSENGER " "c SERVICE " "c ------------------------------------------------------ " "c " "c NBER SERIES: 01257 " "c AREA COVERED: U.S. " "c UNITS: LOCOMOTIVES " "c ANNUAL COVERAGE: NONE " "c QUARTERLY COVERAGE: NONE " "c MONTHLY COVERAGE: 01/1937-07/1943 " "c SEASONAL ADJUSTMENT: NONE " "c SOURCE: INTERSTATE COMMERCE COMMISSION, MOTIVE POWER AND " "c CAR EQUIPMENT OF CLASS I STEAM RAILWAYS. " "c " "c NOTES: SERIES 01257 IS PRESENTED HERE AS TWO " "c VARIABLES--(1)--ORIGINAL DATA, 1921-1937 (2)--ORIGINAL DATA, " "c 1937-1943 " "c DATA INCLUDE SWITCHING AND TERMINAL COMPANIES. " "c DATA FOR JANUARY 1937 COMPUTED BY NBER BY DIVIDING " "c DECEMBER 1936 PLUS JANUARY 1937 FIGURES BY TWO. " "c " "c CHECKED MANUALLY; NO CORRECTIONS NECESSARY. " "c " "c "