Abstract Archives has:December 1966; May 1967; December 1967; May 1968; December 1968; December 1969; May 1970; December 1970; May 1971; December 1971; May 1972; December 1972; May 1973; December 1973; October 1977; November 1977; January 1978; February 1978; March 1978; April 1978; October 1978; November 1978; 1979; January 1979; February 1979; March 1980; December 1980; April 1981; January 1983; Spring 1983; January 1984; December 1984; May 1985; December 1985; Spring 1986; December 1986;...