Free plans: absolutely free plans (links to free online boat plans) ariawood boat works (plywood punts, jonboats and one-sheet boats) architectura navalis mercatoria. Wooden skiff boat plans and kits. the term skiff is used in this page to describe a flat bottomed boat (or mostly flat) with a pointed bow and square back.. Site map of vintage projects . machine shop. 2 ton shop press – screw type press. steam engine plans – fractional horse power engine. air compressor – small sized.