"c           VAR 0851      02130 ASPHALT  R 917-950               MD= 1E-37   "
"c           REF 0851         LOC 2581 WIDTH  9             DK  41 COL 71-79  "
"c                                                                            "
"c                                                                            "
"c              ASPHALT PRODUCTION, ORIGINAL DATA                             "
"c              ---------------------------------                             "
"c                                                                            "
"c              NBER SERIES: 02130                                            "
"c              AREA COVERED: UNITED STATES                                   "
"c              UNITS: THOUSAND BARRELS                                       "
"c              ANNUAL COVERAGE: NONE                                         "
"c              QUARTERLY COVERAGE: NONE                                      "
"c              MONTHLY COVERAGE: 1/1917 - 12/1950                            "
"c              SEASONAL ADJUSTMENT: NONE                                     "
"c              SOURCE: 1917-1930:"PETROLEUM REFINERY STATISTICS", U.S.       "
"c              BUREAU OF MINES, BULLETINS 280, 289, 297, 318, 339, 367.      "
"c              1931-1940:"MINERALS YEAR BOOK", U.S. BUREAU OF MINES,         "
"c              1931-1940. 1941-1962:"SURVEY OF CURRENT BUSINESS", BIENNIAL   "
"c              SUPPLEMENTS, 1947-1963. 1963:"SURVEY OF CURRENT BUSINESS",    "
"c              MONTHLY ISSUES, FEBRUARY 1964 TO FEBRUARY 1965 (SEE LIPSEY    "
"c              AND PRESTON, PP. 288-89).                                     "
"c                                                                            "
"c              NOTES: SERIES 12130 HAS BEEN SUBDIVIDED INTO TWO  VARIABLES:  "
"c              (1) V851 -- ORIGINAL DATA, 1917-1950; (2) V852 -- ORIGINAL    "
"c              DATA, 1951-1963.                                              "
"c                  THE BUREAU OF MINES IS THE OFFICIAL SOURCE FOR THESE      "
"c              DATA. FIGURES THROUGH 1958 ARE FOR THE U.S., EXCLUDING        "
"c              ALASKA, HAWAII, AND PUERTO RICO. ALASKA AND HAWAII WERE       "
"c              INCLUDED BEGINNING JANUARY 1959. THE DATA COVER ONLY ASPHALT  "
"c              MADE FROM PETROLEUM, DOMESTIC AND IMPORTED.                   "
"c                  MONTHLY DATA FOR YEARS THROUGH 1950 WERE REPORTED IN      "
"c              THOUSANDS OF SHORT TONS; BEGINNING IN 1951, DATA WERE         "
"c              REPORTED IN THOUSANDS OF BARRELS. THE EARLIER ANNUAL FIGURES  "
"c              HAVE BEEN CONVERTED TO BARRELS ON THE BASIS OF 5.5 BARRELS    "
"c              TO A SHORT TON.                                               "
"c                  SEASONAL ADJUSTMENT IS BY NBER (LIPSEY AND PRESTON, PP.   "
"c              289).                                                         "
"c                                                                            "
"c              ORIGINALS MISSING; NOT PROOFREAD.                             "
"c           ...............................................................  "