Issue #13 Jan 02, 1990 Issue #14 Jan 30, 1990 Issue #15 Feb 27, 1990 Issue #16 Apr 24, 1990 Issue #17 May 29, 1990 Issue #18 Jun 26, 1990 Issue #19 Jul 31, 1990 Issue #20 Aug 28, 1990 Issue #21 Oct 30, 1990 Issue #22 Nov 28, 1990 Issue #23 Jan 02, 1991 Issue #24 Jan 29, 1991 Issue #25 Feb 26, 1991 Issue #26 Mar 26, 1991 Issue #27 Apr 23, 1991 Issue #28 May 28, 1991 Issue #29 Jun 25, 1991 Issue #30 Jul 23, 1991 Issue #31 Aug 20, 1991 Issue #32 Sep 17, 1991