If you need to calculate cg, wing loading, bagging info, etc. here's the site for you. I got this from John Reed in Dallas. Dwayne http://www.coloradogliders.com/tools.htm#tools -------------- next part -------------- An HTML attachment was scrubbed... URL: http://lists.f3a.us/pipermail/nsrca-discussion/attachments/20041118/615ba087/attachment.html