Issue #161 Oct 10, 1974 Issue #162 Dec 12, 1974 Issue #163 Jan 30, 1975 Issue #164 Feb 27, 1975 Issue #165 Mar 25, 1975 Issue #166 Apr 29, 1975 Issue #167 May 29, 1975 Issue #168 Jun 19, 1975 Issue #169 Jul 24, 1975 Issue #170 Aug 26, 1975 Issue #171 Oct 23, 1975 Issue #172 Dec 30, 1975 Issue #173 Feb 24, 1976 Issue #174 Apr 27, 1976 Issue #175 Jun 24, 1976 Issue #176 Aug 19, 1976 Issue #177 Oct 26, 1976 Issue #178 Dec 28, 1976 Issue #179 Feb 22, 1977 Issue #180 Apr 19, 1977