Stitch and glue boat construction with plywood, fiberglass and epoxy. build sailboats, powerboats, cabin cruisers, daysailers, rowboats’ skiffs and duckboats.. The john d. bosler devlin boat is for sale. this pre-owned 42 foot trawler, built by samual devlin designing boat builders in olympia wa, is moored at anacortes. Proven boat designs, and how-to information for boat building. boat plans are for beginners and have been built by thousands since 1953..