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Submarine
The submarine was drew by Leonardo da Vinci in 1620. Later that year Cornelis Drebbel acually built the model. It was a leather covered rowboat with oars. The oars came out through watertight seals. Twelve people could ride in the submarine. -
H.L. Hundley
H.L. Hundley created a better submarine in 1864, which was used in the Civil war. It was designed to be hand powered by a crew of nine: eight to turn the hand-cranked propeller and one to steer and direct the boat. -
First Steam powered submarine
Ictineo II was the first combustion engine driven submarine ever -
Submarine today
Today, U.S. nuclear powered submarines are an integral part of any U.S. Navy, Joint or Combined Forces team
