Issue 1 - Mar 1991	Issue 2 - Jun 1991	Issue 3 - Sep 1991	Issue 4 - Dec 1991
Issue 5 - Mar 1992	Issue 6 - Jun 1992	Issue 7 - Sep 1992	Issue 8 - Jan 1993
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Issue 13 - Apr 1998	Issue 14 - Dec 1998