"c VAR 0723 XXXXX LOCOMOT 3R 920-943 MD= 1E-37 " "c REF 0723 LOC 2679 WIDTH 9 DK 43 COL 35-43 " "c " "c " "c TOTAL LOCOMOTIVES ASSIGNED TO FREIGHT SERVICE, CLASS I " "c RAILROADS " "c ------------------------------------------------------ " "c " "c NBER SERIES: 01250 " "c AREA COVERED: U.S. " "c UNITS: NUMBER OF LOCOMOTIVE " "c ANNUAL COVERAGE: NONE " "c QUARTERLY COVERAGE: NONE " "c MONTHLY COVERAGE: 02/1920-08/1943 " "c SEASONAL ADJUSTMENT: NONE " "c SOURCE: INTERSTATE COMMERCE COMMISSION, FREIGHT AND " "c PASSENGER SERVICE STATISTICS OF CLASS I STEAM RAILWAYS IN " "c THE UNITED STATES FOR 1920-1934 DATA: 1935-1942 DATA ARE " "c FROM ICC, MOTIVE POWER AND CAR EQUIPMENT OF CLASS I STEAM " "c RAILWAYS IN THE UNITED STATES. " "c " "c NOTES: DAILY AVERAGE THROUGH 1934. MID-MONTH FIGURES WERE " "c COMPUTED BASED ON GIVEN END-OF-MONTH FIGURES. " "c NEW YORK CENTRAL FIGURES WERE NOT AVAILABLE FOR " "c 02/1920-12/1920; MISSOURI-PACIFIC FIGURES WERE NOT AVAILABLE " "c FOR FEBRUARY AND MARCH OF THAT YEAR; FORT SMITH AND WESTERN " "c FIGURES WERE NOT AVAILABLE FOR MARCH OF THAT YEAR. " "c SWITCHING AND TERMINAL COMPANIES WERE EXCLUDED THROUGH " "c 1936. THE FIGURE FOR JANUARY 1937 IS THE AVERAGE OF 12/1936 " "c (EXCLUDING THE COMPANIES) AND 01/1937 (INCLUDING THEM). THE " "c COMPANIES ARE INCLUDED OUTRIGHT BEGINNING IN FEBRUARY OF " "c THAT YEAR. " "c " "c CHECKED MANUALLY; NO CORRECTIONS NECESSARY. " "c " "c ............................................................... "