"c VAR 0150 01284 CROP IN 1A 949-954 MD= 1E-37 " "c REF 0150 LOC 1311 WIDTH 9 DK 21 COL 53-61 " "c " "c " "c INDEX OF CROP PRODUCTION PER ACRE " "c --------------------------------- " "c " "c NBER SERIES: 01284 " "c AREA COVERED: U.S. " "c UNITS: 1947-1949=100 " "c ANNUAL COVERAGE: 1949-1954 " "c QUARTERLY COVERAGE: NONE " "c MONTHLY COVERAGE: NONE " "c SEASONAL ADJUSTMENT: NONE " "c SOURCE: U.S. DEPARTMENT OF AGRICULTURE, AGRICULTURAL " "c STATISTICS 1954, TABLE 641; STATISTICAL ABSTRACT OF THE " "c U.S., 1955. " "c " "c NOTES: SERIES 01284 IS PRESENTED HERE AS TWO " "c VARIABLES--(1)--ORIGINAL DATA, 1910-1951 (2)--ORIGINAL " "c DATA, 1949-1954. " "c " "c NOT CHECKED AGAINST ORIGINALS. " "c " "c ............................................................... "