Newsletter 107 January 1980 | | Completed |
Newsletter 108 February 1980 | | Completed |
Newsletter 109 March 1980 | | Completed |
Newsletter 110 April 1980 | | Completed |
Newsletter 111 May 1980 | | New |
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Newsletter 146 April 1983 | | New |
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Newsletter 165 November 1984 | | New |
Newsletter 166 December 1984 | | New |