How i made a folding boat this feature is not available right now. please try again later.. Build this ultralight biplane using these vintage plans from the 1960’s. this homemade airplane features wood frame covered with dacron fabric. motor is a. Homemade jon boat built from uncle johns plans http://www.unclejohns.com/ took me approx six months to complete. 15′ 7" long, floor is 46" wide and sides.