These boats have been reported to be this country’s first mass-produced boat. while not a distinct american innovation, the "whitehall" evolved and was refined from. This boat is easy to build using our downloadable boat plans. our boat plans are available for instant download so you can start building right away.. Free plans? yes, they are really free, hundreds of them. the plans offered at this site are free public domain boat plans. choose a category at the left, choose.