Plans - boatbuilding. we are plans agents for quite a few designers, including john atkin, phil bolger, nelson zimmer, joel white, iain oughtred, charlie wittholz, nat herreshoff, bill garden, john alden, albert strange, graeme king, and many more.. Boat plans from science and mechanics and boat builder handbooks. plans for hydroplanes, sailboats, inboards, runabouts, canoes, kayaks and many other boats. this is a free user supported site. an online library. to contribute just send an "e-mail". there are a few plans that have cad drawings that users have provided..