Green valley boat works canoe and kayak plans for sale we sell plans for contemporary, high performance canoes and kayaks from a full range of designs by john winters.. Stitch-and-glue construction, along with the development of epoxy and modern mahogany marine plywood, has revolutionized and revitalized wooden boat building. this. The osprey. the great-looking osprey at the top was built by alan drum from presque isle, wisconsin. it’s being paddled on rainy lake by its proud owner laura, alan’s.