Issue #8 Nov 10, 1972 Issue #9 Dec 09, 1972 Issue #10 Apr 10, 1973 Issue #11 Jun 09, 1973 Issue #12 Jul 10, 1973 Issue #13 Aug 10, 1973 Issue #14 Nov 10, 1973 Issue #15 Jan 10, 1974 Issue #16 Mar 09, 1974 Issue #17 May 10, 1974 Issue #18 Aug 10, 1974 Issue #19 Nov 09, 1974 Issue #20 Mar 10, 1975 Issue #21 Jun 10, 1975 Issue #22 Sep 10, 1975 Issue #23 Jan 10, 1976 Issue #24 Apr 10, 1976 Issue #25 Jun 10, 1976 Issue #26 Aug 10, 1976 Issue #27 Oct 09, 1976