Issue #21 Jul 29, 1989 Issue #22 Oct 30, 1989 Issue #23 Dec 19, 1989 Issue #24 Mar 30, 1990 Issue #25 May 30, 1990 Issue #26 Jul 30, 1990 Issue #27 Sep 29, 1990 Issue #28 Dec 19, 1990 Issue #29 Mar 30, 1991 Issue #30 May 30, 1991 Issue #31 Jul 30, 1991 Issue #32 Sep 30, 1991 Issue #33 Dec 17, 1991 Issue #34 Mar 30, 1992 Issue #35 May 29, 1992 Issue #36 Sep 30, 1992 Issue #37 Nov 30, 1992 Issue #38 Mar 30, 1993 Issue #39 May 29, 1993 Issue #40 Jun 30, 1993