Characteristics. length: 3,01 m design: paolo lodigiani chine hull, stitch and glue construction round hull, strip planking construction building skills: amateur. Sam devlin produces a lot of plans. most of them, he makes available for anyone to build. this is where you can see his designs that are available as plans.. Amateur boatbuilding & repair: the alpha2 sailing dory builders’ page, mailing list and online forum; the aluminum boat and repair message board; amateurboatbuilding.