KnowraCornelis DrebbelLinked fromLinked fromThe 2 pages that link to Cornelis Drebbel, each with the reason it gives.All 2Related 2Perpetual motion machineRelated: A self-moving perpetual clock was attributed to him, though its mechanism and status remain uncertain.History of submarinesRelated: His submerged boat, tested on the Thames around 1620, is among the earliest documented navigable submersibles.