Issue #28 Apr 10, 1975 Issue #29 Jul 01, 1975 Issue #30 Jun 12, 1975 Issue #31 Sep 01, 1975 Issue #32 Aug 14, 1975 Issue #33 Oct 02, 1975 Issue #34 Feb 01, 1976 Issue #35 Feb 12, 1976 Issue #36 Jun 30, 1976 Issue #37 Jul 31, 1976 Issue #38 Aug 31, 1976 Issue #39 Jul 08, 1976 Issue #40 Oct 01, 1976 Issue #41 Dec 31, 1976 Issue #42 Feb 01, 1977 Issue #43 Apr 01, 1977 Issue #44 Jun 30, 1977 Issue #45 May 05, 1977 Issue #46 Aug 01, 1977 Issue #47 Sep 01, 1977