"c           VAR 0740      XXXXX LOCOMOT 3R 921-937               MD= 1E-37   "
"c           REF 0740         LOC 2832 WIDTH  9             DK  45 COL 62-70  "
"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:  01/1921-12/1937                            "
"c              SEASONAL ADJUSTMENT:  NONE                                    "
"c              SOURCE:  INTERSTATE COMMERCE COMMISSION, DATA FOR 1921-1933:  "
"c              DIRECT FROM THE I.C.C.  DATA FOR 1934:  FREIGHT AND           "
"c              PASSENGER CAR OPERATING STATISTICS.  DATA FOR 1935-1937:      "
"c              MOTIVE POWER AND CAR EQUIPMENT OF CLASS I STEAM RAILWAYS IN   "
"c              THE U.S.                                                      "
"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 EXCLUDE SWITCHING AND FREIGHT TERMINAL COMPANIES.   "
"c                   DATA ARE FOR DAILY AVERAGES THROUGH 1934; END-OF-MONTH   "
"c              FROM 1935-1937 CENTERED BY A TWO MONTH MOVING AVERAGE,        "
"c              EXCEPT FOR JANUARY 1935, WHICH IS AN UNREVISED DAILY AVERAGE  "
"c              FIGURE.                                                       "
"c                                                                            "
"c              CHECKED MANUALLY; NO CORRECTIONS NECESSARY.                   "
"c                                                                            "
"c           ...............................................................  "