Issue #142 Jul 31, 1966 Issue #143 Sep 30, 1966 Issue #144 Nov 30, 1966 Issue #145 Issue #146 Issue #147 Issue #148 Issue #149 Issue #150 Issue #151 Jan 31, 1968 Issue #152 Mar 31, 1968 Issue #153 Issue #154 Issue #155 Issue #156 Issue #157 Issue #158 Mar 31, 1969 Issue #159 May 31, 1969 Issue #160 Jul 31, 1969 Issue #161 Sep 30, 1969