Building a traditional workboat in stitch-and-glue construction. graham mckay grew up in amesbury, massachusetts, on the banks of the merrimack river.. Sam devlin designs that are primarily motor powered, from smallest to largest. you can find everything from duckboats to cruising yachts here.. This is it! the whole enchilada. a four decade epic of artful boat design. prepare to spend some time here. this list is for your meandering exploration of the work.