Issue #13 Sep 18, 1973 Issue #14 Dec 04, 1973 Issue #15 Feb 12, 1974 Issue #16 Apr 16, 1974 Issue #17 Jun 18, 1974 Issue #18 Jul 16, 1974 Issue #19 Sep 17, 1974 Issue #20 Nov 19, 1974 Issue #21 Jan 21, 1975 Issue #22 Mar 18, 1975 Issue #23 May 20, 1975 Issue #24 Jul 15, 1975 Issue #25 Sep 16, 1975 Issue #26 Nov 18, 1975 Issue #27 Jan 13, 1976 Issue #28 Mar 09, 1976 Issue #29 May 11, 1976 Issue #30 Jul 13, 1976 Issue #31 Dec 10, 1976 Issue #32 Nov 09, 1976