Lawrence Sperry Lawrence Sperry Lawrence Burst Sperry (21 December 1892, Chicago, Illinois, United States – December 13, 1923, English Channel) was an aviation pioneer. He was the third son of the gyrocompass co-inventor, Elmer Ambrose Sperry and his wife Zula. Sperry invented the first autopilot, which he demonstrated with startling success in France in 1914. Sperry is also credited with developing the artificial horizon still used on most aircraft in the early 21st century. On 13 December 1923 Sperry took off amid fog in a Verville-Sperry M-1 Messenger from the United Kingdom headed for France but never reached his destination. His body
Paul A. Sperry running start and stopped dead in his tracks. This was the invention of the first pair of Sperry Top-Siders. In 1937, Sperry applied for a United States patent for his non-skid sole. He first offered the patent to the United States Rubber Company of Connecticut. The company turned him down because the sole would cost $4.50, when an expensive shoe at the time cost $3.75. Sperry then offered the patent to Converse Rubber Company in Boston, Massachusetts, which agreed to make blank rubber soles and ship them to Sperry for siping and then assemble the finished shoes and return them