Plywood kayak designs (stich & glue) including plywood construction plans and stitch and glue kayak manual.. Lauan plywood. is okoume marine plywood really any better? by john c. harris december 2011 . anyone who’s built a small, simple boat in the last thirty years has. Solid wood for boatbuilding. have you looked for good, clear lumber lately? you’re apt to be frustrated. i’m continually grateful that stitch-and-glue boats.