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Issues
- #1 October 1977
- #2 September 1978
- #3 October 1978
- #4 November 1978
- #5 January 1979
- #6 March 1979
- #7 May 1979
- #8 July 1979
- #9 September 1979
- #10 November 1979
- #11 January 1980
- #12 April 1980
- #13 April 1980
- #14 September 1980
- #15 November 1980
- #16 February 1981
- #17 May 1981
- #18 July 1981
- #19 September 1981
- #20 November 1981
- #21 February 1982
- #22 May 1982
- #23 July 1982
- #24+2 printings July 1990
- #25+1 printing September 1990
- #26+1 printing October 1990
- #27+1 printing November 1990
- #28+2 printings December 1990
- #29+2 printings January 1991