"c           VAR 0548      01110 INNER   3R 921-964               MD= 1E-37   "
"c           REF 0548         LOC 1104 WIDTH  9             DK  18 COL 35-43  "
"c                                                                            "
"c                                                                            "
"c              AUTOMOBILE TIRE INNER TUBES, PRODUCTION                       "
"c              ---------------------------------------                       "
"c                                                                            "
"c              NBER SERIES:  01110                                           "
"c              AREA COVERED:  U.S.                                           "
"c              UNITS:  THOUSANDS OF TUBES                                    "
"c              ANNUAL COVERAGE:  NONE                                        "
"c              QUARTERLY COVERAGE:  NONE                                     "
"c              MONTHLY COVERAGE:  01/1921-11/1964                            "
"c              SEASONAL ADJUSTMENT:  NONE                                    "
"c              SOURCE:  RECEIVED BY NBER DIRECT FROM RUBBER MANUFACTURERS'   "
"c              ASSOCIATION, BUT DATA MAY BE FOUND IN SURVEY OF CURRENT       "
"c              BUSINESS, MAY 1939, P.17 AND SCB ISSUES FOR 1955.             "
"c                                                                            "
"c              NOTES:  DATA WERE ADJUSTED TO TOTAL INDUSTRY BY RUBBER        "
"c              MANUFACTURERS' ASSOCIATION.  THESE DATA SUPERCEDE THOSE       "
"c              PUBLISHED IN THE 1936 SUPPLEMENT TO THE SCB AND WERE CHECKED  "
"c              AGAINST AVERAGES IN THE 1938 SUPPLEMENT.                      "
"c                   MIMEOGRAPHED TABLES RECEIVED BY NBER FROM THE SOURCE     "
"c              SHOW MONTHLY FIGURES THAT ARE SLIGHTLY DIFFERENT FROM THOSE   "
"c              GIVEN HERE, BUT THE ANNUAL FIGURE REMAINS THE SAME.           "
"c                   1951 AND FOLLOWING YEARS INCLUDE DATA FOR MOTORCYCLE     "
"c              TUBES.                                                        "
"c                                                                            "
"c              CHECKED MANUALLY; NO CORRECTIONS NECESSARY.                   "
"c                                                                            "
"c           ...............................................................  "