The eureka plywood canoes were the result of a collaboration between duck flat wooden boats in adelaide and michael storer design. both boats are built stitch and. Spira international wooden boat plans. following are the stock plans available for the various types of boats, separated into the different categories.. The redwing 21 is a capable pocket cruiser. she has simple pleasing lines and will be a joy cruising the waterways. she is designed for various power including.