 #16, December 1980, 7 pages |
 #26, October 1981, 7 pages |
 #34, June 1982, 10 pages |
 #51, November 1983, 4 pages |
 #73, September 1985, 4 pages |
 #74, October 1985 |
 #95, July 1987, 4 pages |
 #109, September 1988 |
 #116 April 1989 |
 #127, March 1990 |
 #137, January 1991 |
 #150, February 1992 |
 #157 September 1992 |
 #164, April 1993, 9 pages |
 #180, August 1994, 7 pages |
 #189, May 1995, (back cover) |
 #201, May 1996, 10 pages |
 #218, October 1997 |
 #250, June 2000 |
 #261, May 2001 |
 #272, April 2002, 12 pages |
 #291, November 2003 |
 #334, March 2007, 10 pages |
 #346, February 2008, 14 pages |
 #381, November 2010, 11 pages |
 #415, June 2013, 9 pages |
 #436, January 2015, 7 pages |
 #447, December 2015, 6 pages |
 #491, April 2019 |
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