Posted for John Huft <aflyer@lazy8.net>:

 See
 
 http://www.cafefoundation.org/research.htm
 
 an article called "Wax Effects on Drag"
 
 A couple of years ago, the rumor was hot at reno that racers were sanding
their planes with 320 sandpaper and gaining 10-15 mph.
 
 Remember the "riblet" controversy at the Americas Cup?
 
 John