I’ve decided to make the plans for my stitch & glue guillemot available to internet users as "share ware". if you end up building this boat please send me a. Basically, stitch and glue boats are constructed by gluing panels of plywood together using epoxy resin and fiberglass. the stitching is used to hold the panels in. Welcome to spira international home-built boat plans. spira international offers a wide variety of different power, rowing, and sailing skiffs, dories, and other boat.