"c           VAR 0305      05058 SLA ZIN 3R 919-929               MD= 1E-37   "
"c           REF 0305         LOC 2706 WIDTH  9             DK  43 COL 62-70  "
"c                                                 EXP DEC=  1                "
"c                                                                            "
"c              SLAB ZINC STOCKS AT REFINERIES, END OF MONTH                  "
"c              --------------------------------------------                  "
"c                                                                            "
"c              NBER SERIES:  05058                                           "
"c              AREA COVERED:  U.S.                                           "
"c              UNITS:  THOUSANDS OF SHORT TONS                               "
"c              ANNUAL COVERAGE:  NONE                                        "
"c              QUARTERLY COVERAGE:  NONE                                     "
"c              MONTHLY COVERAGE:  12/1919-09/1929                            "
"c              SEASONAL ADJUSTMENT:  NONE                                    "
"c              SOURCE:  AMERICAN ZINC INSTITUTE, DATA FURNISHED DIRECT FROM  "
"c              FILES                                                         "
"c                                                                            "
"c              NOTES:  SERIES 05058 IS PRESENTED HERE AS THREE               "
"c              VARIABLES--(1)--ORIGINAL DATA, 1919-1929 (2)--ORIGINAL DATA,  "
"c              1929-1942 (3)--ORIGINAL, 1942-1956.                           "
"c                   DATA INCLUDE FOREIGN AND DOMESTIC ORE.  THE SURVEY OF    "
"c              CURRENT BUSINESS STATES THAT FIGURES REPRESENT STOCKS AT      "
"c              REFINERIES OF PRIMARY ZINC AND SECONDARY ZINC PRODUCED BY     "
"c              PRIMARY REFINERIES.                                           "
"c                   DATA FOR 1921-1925 WERE CHECKED WITH BULLETINS OF        "
"c              AMERICAN ZINC INSTITUTE.  DATA FOR 1920 AND THEREAFTER WERE   "
"c              ALSO CHECKED WITH THE SURVEY OF CURRENT BUSINESS (SEE MAY     "
"c              1922 AND FOLLOWING ISSUES.)  DECEMBER 1919 DATA WERE CHECKED  "
"c              WITH THE YEARBOOK OF THE AMERICAN BUREAU OF METAL             "
"c              STATISTICS, 1920, P. 58.                                      "
"c                   DATA ARE FOR ALL COMPANIES, IRRESPECTIVE OF MEMBERSHIP   "
"c              IN AMERICAN ZINC INSTITUTE.  THE AMERICAN ZINC INSTITUTE      "
"c              OFFICE REPORTS THAT MEMBERSHIP REPRESENTS ABOUT 99 % OF THE   "
"c              INDUSTRY.                                                     "
"c                   BEGINNING IN JANUARY 1929, DATA INCLUDE DOMESTIC SLAB    "
"c              ONLY.  THIS INCLUDES (1)--ALL PRIMARY ZINC PRODUCED FROM      "
"c              DOMESTIC ORE (2)--ALL SECONDARY ZINC PRODUCED BY THE          "
"c              ORDINARY PROCESS OF DISTILLATION IN SMALL CLAY RETORTS.       "
"c                   AS THE AMERICAN ZINC INSTITUTE COULD NOT FIND THE OLD    "
"c              INSTRUCTIONS TO COMPANIES, THEY COULD GIVE NO DEFINITE        "
"c              EXPLANATION AS TO WHY NEW FIGURES EXCLUDING FOREIGN ARE       "
"c              LARGER THAN THESE INCLUDING FOREIGN.                          "
"c                                                                            "
"c              CHECKED MANUALLY; NO CORRECTIONS NECESSARY.                   "
"c                                                                            "
"c           ...............................................................  "