Issue #13 Mar 04, 1991 Issue #14 Jul 04, 1991 Issue #15 Oct 02, 1991 Issue #16 Jan 06, 1992 Issue #17 Mar 02, 1992 Issue #18 May 12, 1992 Issue #19 Aug 27, 1992 Issue #20 Dec 01, 1992 Issue #21 Apr 01, 1993 Issue #22 Jun 30, 1993 Issue #23 Oct 01, 1993 Issue #24 Jan 31, 1994 Issue #25 Apr 28, 1994 Issue #26 Jul 28, 1994 Issue #27 Oct 28, 1994 Issue #28 Mar 01, 1995 Issue #29 Jul 04, 1995 Issue #30 Nov 01, 1995 Issue #31 Mar 04, 1996 Issue #32 Aug 03, 1996