Step-by-step. my boat build resembling the amazing curves of the riva range. all plans were self thought of from my imagination, self draw and self cut. Part two an elco rc pt boat project – learn step-by-step how to scratch-build a semi scale radio controlled model pt 109 on a budget.. Download a tiled plan for dereck woodward’s vsp as featured in the march issue of fly rc magazine. the plan consists of 30 8.5×11-inch letter size pages designed to.