I visited the Proafile to learn about Bruce foils, but came away with thoughts of crab claw sails and their higher efficiency. Could the cc be...
When I posted my leeboard question, I was gratified by the non-judgemental responses and suggestions I received. When I responded to the Small...
The leeboards on my little trimaran have a symmetrical naca type shape to them. Would lift to weather be enhanced if the outside was curved and...