Issue #13 Jul 08, 1975 Issue #14 Aug 05, 1975 Issue #15 Issue #16 Issue #17 Feb 10, 1976 Issue #18 Issue #19 Jun 01, 1976 Issue #20 Jul 20, 1976 Issue #21 Nov 01, 1976 Issue #22 Oct 19, 1976 Issue #23 Dec 14, 1976 Issue #24 Jan 11, 1977 Issue #25 Feb 15, 1977 Issue #26 Mar 15, 1977 Issue #27 Apr 14, 1977 Issue #28 May 17, 1977 Issue #29 Jun 07, 1977 Issue #30 Jul 19, 1977 Issue #31 Aug 17, 1977 Issue #32 Sep 20, 1977