A forum for all things related to cross country soaring – large sailplanes designed for cross country, electronics such as variometers and gps devices, strategy/tactics used in cross country soaring events, locations that can support cross country flying, and anything else related to the flying of large sailplanes across long distances.. General r/c boat discussion. on spreckels lake: power runs, events, sail & the sfmyc (kinda, sorta, maybe)!. I am wanting to build a scale model of a 28ft monterey fishing boat, the type originated in san francisco many years ago. i can do a lot from pictures that i have relative to above water lines but i am lost for underwater profile (table of offsets?). do any of you sailors, builders have any ideas where i might find some design info. kind regards..arnold sharpe.