Issue #1 Aug 28, 1973 Issue #2 Oct 23, 1973 Issue #3 Dec 18, 1973 Issue #4 Mar 05, 1974 Issue #5 Apr 30, 1974 Issue #6 Jul 02, 1974 Issue #7 Sep 03, 1974 Issue #8 Nov 05, 1974 Issue #9 Jan 07, 1975 Issue #10 Mar 04, 1975 Issue #11 May 06, 1975 Issue #12 Jul 01, 1975 Issue #13 Sep 02, 1975 Issue #14 Issue #15 Jan 06, 1976 Issue #16 Mar 02, 1976 Issue #17 May 04, 1976 Issue #18 Jul 06, 1976 Issue #19 Sep 07, 1976 Issue #20 Oct 12, 1976