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This article lacks graphics, which should be helpful for the uninitiated. amclaussen. — Preceding unsigned comment added by 192.100.180.20 (talk) 15:46, 14 July 2011 (UTC)Reply
There are many pictures:[1]. It seems that their copyright policy applies to wikipedia. I have add the link. --Makecat (talk) 08:54, 18 December 2011 (UTC)Reply