http://pec.lib.wvu.edu/record/P200321963-1971Pig crop report.<p> Serial. Printed Ephemera Collection has: 1963:Dec.23, 1965:Dec.27-1968:June 24, 1969:June 25, 1970:June 29, 1971:June 25. Issued semiannually. Most issues called spring or fall but lack year in chronological designation and carry release date only.</p>West Virginia Crop Reporting Service.Swine industry--West Virginia--Statistics--Periodicals.Swine industry--United States--Statistics--Periodicals.14256