Thanks to the great interest in our custom built skiffs we are now offering the complete set of ladybug boats commercial skiff plans. our goal has always been to. Tolman skiffs: boat plans in book form. concise step by step instructions to build a 20 to 24 foot plywood / epoxy stitch and glue skiff. Stimson marine offers a bow roof shed design, numerous boat plans and kits, including skin-on-frame designs, and boat building lumber..