"c           VAR 0260      06008 GRO ORE 3R 951-956               MD= 1E-37   "
"c           REF 0260         LOC 2301 WIDTH  9             DK  37 COL 35-43  "
"c                                                                            "
"c                                                                            "
"c              SALES OF GROCERY CHAIN STORES                                 "
"c              -----------------------------                                 "
"c                                                                            "
"c              NBER SERIES:  06008                                           "
"c              AREA COVERED:  U.S.                                           "
"c              UNITS:  MILLIONS OF DOLLARS                                   "
"c              ANNUAL COVERAGE:  NONE                                        "
"c              QUARTERLY COVERAGE:  NONE                                     "
"c              MONTHLY COVERAGE:  01/1951-05/1956                            "
"c              SEASONAL ADJUSTMENT:  NONE                                    "
"c              SOURCE:  SURVEY OF CURRENT BUSINESS, STATISTICAL SUPPLEMENT   "
"c              FOR 1955 AND MONTHLY ISSUES THEREAFTER.                       "
"c                                                                            "
"c              NOTES:  SERIES 06008 IS PRESENTED HERE AS THREE               "
"c              VARIABLES--(1)--SEASONALLY ADJUSTED, 1919-1943 (2)--ORIGINAL  "
"c              DATA, 1935-1951 (3)--ORIGINAL DATA, 1951-1956.                "
"c                   BEGINNING IN JANUARY 1951, THE BUREAU OF CENSUS ADOPTED  "
"c              A BASIC CHANGE IN METHODOLOGY, COVERAGE, AND CLARIFICATION    "
"c              AND DISCONTINUED LINKING OF ESTIMATES TO CENSUS OF RETAIL     "
"c              TRADE AS WAS DONE IN PREVIOUS SERIES (SEE SCB, SEPTEMBER      "
"c              1952 ISSUE).                                                  "
"c                                                                            "
"c              CHECKED MANUALLY; NO CORRECTIONS NECESSARY.                   "
"c                                                                            "
"c           ...............................................................  "