Issue #4 May 15, 1973 Issue #5 Jun 12, 1973 Issue #6 Jul 10, 1973 Issue #7 Aug 07, 1973 Issue #8 Sep 04, 1973 Issue #9 Oct 30, 1973 Issue #10 Jan 01, 1974 Issue #11 Mar 12, 1974 Issue #12 May 07, 1974 Issue #13 Jun 04, 1974 Issue #14 Oct 01, 1974 Issue #15 Jul 30, 1974 Issue #16 Sep 03, 1974 Issue #17 Nov 05, 1974 Issue #18 Jan 07, 1975 Issue #19 Mar 04, 1975 Issue #20 May 06, 1975 Issue #21 Jun 03, 1975 Issue #22 Jul 01, 1975 Issue #23 Aug 05, 1975