After steamboat success, he was urged to work on submarine-launched torpedoes by Pres. Jefferson
Jefferson  GAMES PEOPLE PLAY:... [DOC] [TLE] H. L. Hunley (submarine) - Wikipedia [PAR] The H. L. Hunley was a submarine of the Confederate States of America that 
played a small ... She was named for her inventor, Horace Lawson Hunley, 
shortly after she was ....