Show DEFIES SUBMARINE sea sea sell ship lucia cia load week leave europe without convoy tiny stage stage stake voyage goes german open dial prove invulnerable test inside tilt lucia ton vessel austria purpose begun four test washington non vice president fleet board teat teat test drastic trial danger zone inventor william donnelly marine engineer york inventor non MAIDEN VOYAGE VESSEL SOLVE SUBMARINE PROBLEM PROBLEM BEING PLANNED without convoy open chat germane lucia trip across atlantic efficacy multiplicity airtight air tight water tight trial trip maiden voyage dell dell den practical test possible teat teat test lucia dry dock sunday john donald SHIP 2 ned lucia complete charge vessel although lucia water air tight deck vessel 15 20 per cent cargo space must additional buoyant donnelly final phase safety |