Abstract Archives has:October 28, 1969; November 18, 1969; December 9, 1969; February 3, 1970; February 24, 1970; March 17, 1970; August 5, 1970; October 20, 1970; November 17, 1970; January 26, 1971; March 30, 1971; October 12, 1971; December 14, 1971; February 8, 1972; March 21, 1972; May 2, 1972; December 5, 1972; February 27, 1973; May 8, 1973; October 16, 1973; December 18, 1973; March 5, 1974; May 7, 1974; November 22, 1974; November, 1976; January, 1978; May, 1979; April 1983....