Issue #48 Apr 01, 1976 Issue #49 Jun 01, 1976 Issue #50 Aug 03, 1976 Issue #51 Oct 05, 1976 Issue #52 Dec 02, 1976 Issue #53 Jan 06, 1977 Issue #54 Feb 01, 1977 Issue #55 Apr 04, 1977 Issue #56 May 31, 1977 Issue #57 Jul 12, 1977 Issue #58 Aug 10, 1977 Issue #59 Sep 13, 1977 Issue #60 Oct 11, 1977 Issue #61 Nov 15, 1977 Issue #62 Dec 20, 1977 Issue #63 Jan 17, 1978 Issue #64 Feb 21, 1978 Issue #65 Mar 21, 1978 Issue #66 Apr 18, 1978 Issue #67 May 16, 1978