"c           VAR 0733      XXXXX LOCOMOT 3R 920-943               MD= 1E-37   "
"c           REF 0733         LOC 2769 WIDTH  9             DK  44 COL 62-70  "
"c                                                                            "
"c                                                                            "
"c              TOTAL FREIGHT CARS ON LINE, CLASS I RAILROADS                 "
"c              ---------------------------------------------                 "
"c                                                                            "
"c              NBER SERIES:  01253                                           "
"c              AREA COVERED:  U.S.                                           "
"c              UNITS:  THOUSANDS OF FREIGHT CARS                             "
"c              ANNUAL COVERAGE:  NONE                                        "
"c              QUARTERLY COVERAGE:  NONE                                     "
"c              MONTHLY COVERAGE:  01/1920-08/1943                            "
"c              SEASONAL ADJUSTMENT:  NONE                                    "
"c              SOURCE:  DATA FOR 1920-1934:  INTERSTATE COMMERCE             "
"c              COMMISSION, FREIGHT AND PASSENGER SERVICE OPERATING           "
"c              STATISTICS OF CLASS I STEAM RAILWAYS IN THE U.S.  DATA FOR    "
"c              1935-1943:  I.C.C., MOTIVE POWER AND CAR EQUIPMENT OF CLASS   "
"c              I STEAM RAILWAYS IN THE U.S.                                  "
"c                                                                            "
"c              NOTES:  DATA FOR 1920-1934 ARE DAILY AVERAGES; 1935-1942 ARE  "
"c              END-OF-MONTH.                                                 "
"c                   DATA FOR 1920-1936 EXCLUDE CLASS I SWITCHING AND         "
"c              TERMINAL COMPANIES; 1937-1942 INCLUDE SWITCHING AND TERMINAL  "
"c              COMPANIES.                                                    "
"c                   DATA FORA JULY-AUGUST 1921 AND AUGUST 1922 EXCLUDE THE   "
"c              CHICAGO AND ALTON R.R.                                        "
"c                                                                            "
"c              CHECKED MANUALLY; NO CORRECTIONS NECESSARY.                   "
"c                                                                            "
"c                                                                            "