Issue #4 Jan 18, 1972 Issue #5 Mar 23, 1972 Issue #6 May 23, 1972 Issue #7 Jul 06, 1972 Issue #8 Sep 07, 1972 Issue #9 Oct 17, 1972 Issue #10 Nov 09, 1972 Issue #11 Dec 19, 1972 Issue #12 Jan 16, 1973 Issue #13 Feb 13, 1973 Issue #14 Mar 13, 1973 Issue #15 Apr 17, 1973 Issue #16 May 15, 1973 Issue #17 Jun 19, 1973 Issue #18 Jul 17, 1973 Issue #19 Aug 21, 1973 Issue #20 Sep 18, 1973 Issue #21 Oct 25, 1973 Issue #22 Nov 27, 1973 Issue #23 Dec 26, 1973