Jim Michalak on Leeboards

An interesting short article on leeboards by Jim Michalak is here:

http://members.fortunecity.com/duckworks/2004/0715/index.htm#Leeboard Issues

Comparing pictures of Illusion I think my temporary lee board was about right; mounted parallel to the fore-aft axis and the area looks similar to Jim's Slam Dink design on his site. That might explain why the first sail was so successful.

Copyright Jim Michalak

This picture is my first guess at a suitable leeboard: