Issue #17 May 26, 1980 Issue #18 Jun 27, 1980 Issue #19 Oct 27, 1980 Issue #20 Feb 25, 1981 Issue #21 Jul 28, 1981 Issue #22 Dec 17, 1981 Issue #23 Apr 27, 1981 Issue #24 Sep 29, 1982 Issue #25 Apr 01, 1983 Issue #26 Jul 30, 1983 Issue #27 Dec 17, 1983 Issue #28 Apr 28, 1984 Issue #29 Jul 30, 1984 Issue #30 Nov 30, 1984 Issue #31 Jun 29, 1985 Issue #32 Aug 30, 1985 Issue #33 Nov 30, 1985 Issue #34 Mar 29, 1986 Issue #35 Jul 30, 1986 Issue #36 Dec 17, 1986