Free plans: absolutely free plans (links to free online boat plans) ariawood boat works (plywood punts, jonboats and one-sheet boats) architectura navalis mercatoria. Boat headquarters in swanton, vt – worth the drive. boat headquarters is a new and used boat dealer located in northern vermont’s franklin county, minutes away. Proven boat designs, and how-to information for boat building. boat plans are for beginners and have been built by thousands since 1953..