Build a large wooden sea skiff plans . these plans are for a 17 ft wooden skiff. the happy clam is the latest of over 65 boats having this unusual hull form that have come from the boards of the atkin family during the past 25 years.. Wooden boat plans and boat kits by arch davis. grace’s tender – more than just a tender, this little dinghy is a fine vessel in her own right. she is a pleasure to row, and sprightly under her simple sailing rig – a great boat for youngsters to mess about in.. Spira international wooden boat plans. following are the stock plans available for the various types of boats, separated into the different categories..