George Davies is an American retired pole vaulter and a former world record holder. He set his record on May 20, 1961, in Boulder, Colorado, jumping 4.83 m. He was the first pole vaulter to break a world record with a fiberglass pole. George Davies (United States) set the men's pole vault world record of 4.83 m in Boulder, U.S. on May 20, 1961. It stood 10 months, until John Uelses's 4.89 m on March 31, 1962. Wiki link