http://www.geocities.com/TheTropics/4584/whysailing.htm (used in intro and in basics of sailing)
http://boatbuilding.com/content/Redwing.html (used in resistance)
Encarta (used in basics of sailing)
You'll notice that i mainly summarized parts that i thought were relevant from these pages. Seeing that this isn't exactly a subjective topic, I used other people's research which was coupled with mine. I am glad to have the chance to do this it was a real
eye-opener.