"c           VAR 0666      01140A ZINC   3R 940-955               MD= 1E-37   "
"c           REF 0666         LOC 2166 WIDTH  9             DK  35 COL 26-34  "
"c                                                 EXP DEC=  1                "
"c                                                                            "
"c              SLAB ZINC PRODUCTION                                          "
"c              --------------------                                          "
"c                                                                            "
"c              NBER SERIES:  01140A                                          "
"c              AREA COVERED:  U.S.                                           "
"c              UNITS:  THOUSANDS OF SHORT TONS                               "
"c              ANNUAL COVERAGE:  NONE                                        "
"c              QUARTERLY COVERAGE:  NONE                                     "
"c              MONTHLY COVERAGE:  01/1940-08/1955                            "
"c              SEASONAL ADJUSTMENT:  NONE                                    "
"c              SOURCE:  SURVEY OF CURRENT BUSINESS.                          "
"c                                                                            "
"c              NOTES:   SERIES 01140A IS PRESENTED HERE AS TWO               "
"c              VARIABLES--(1)--ORIGINAL DATA, 1917-1941  (2)--ORIGINAL DATA, "
"c              1940-1955                                                     "
"c                   PRODUCTION FROM FOREIGN ORE IS INCLUDED, DATA            "
"c              REPRESENTS PRODUCTION OF SLAB ZINC OF ALL GRADES INCLUDING    "
"c              SOME SECONDARY PRODUCED BY PRIMARY SMELTERS.                  "
"c                   BEGINNING WITH 1948, PRODUCTION OF SOME SECONDARY        "
"c              SMELTERS IN INCLUDED. THE OUTPUT OF THESE FEW SMELTERS        "
"c              AVERAGED ABOUT 1200 SHORT TONS PER MONTH IN 1947.             "
"c                                                                            "
"c              CHECKED MANUALLY; NO CORRECTIONS NECESSARY.                   "
"c                                                                            "
"c           ...............................................................  "