Issue #12 Aug 09, 1990 Issue #13 Sep 13, 1990 Issue #14 Nov 08, 1990 Issue #15 Dec 20, 1990 Issue #16 Jan 10, 1991 Issue #17 Feb 07, 1991 Issue #18 Mar 07, 1991 Issue #19 Apr 04, 1991 Issue #20 May 02, 1991 Issue #21 Jun 06, 1991 Issue #22 Jul 05, 1991 Issue #23 Aug 08, 1991 Issue #24 Sep 19, 1991 Issue #25 Oct 24, 1991 Issue #26 Nov 07, 1991 Issue #27 Dec 05, 1991 Issue #28 Jan 16, 1992 Issue #29 Jan 30, 1992 Issue #30 Feb 27, 1992 Issue #31 Apr 02, 1992