Traditional, double-paddle, and decked canoes that you can build. stitch and glue and strip-planked designs.. The caledonia yawl, designed by iain oughtred, is a large, versatile, and eye-catching double ender with a breathtaking sheer. based on an inshore fishing boat from. Sailing canoe and kayak plans for amateur and professional boat builders using ply/epoxy, stitch and tape and cedar strip plank construction..