Table:
text: Water speed record
Record holders
Record holders
Speed Craft Pilots Location_ Date_
mph (km/h) Slo-Mo-Shun IV Stanley Sayres , Ted O. Jones Lake Washington 26 June 1950
mph (km/h) Slo-Mo-Shun IV Stanley Sayres, Elmer Leninschmidt Lake Washington 7 July 1952
mph (km/h) Bluebird K7 Donald Campbell Ullswater 23 July 1955
mph (km/h) Bluebird K7 Donald Campbell Lake Mead 16 November 1955
mph (km/h) Bluebird K7 Donald Campbell Coniston Water 19 September 1956
mph (km/h) Bluebird K7 Donald Campbell Coniston Water 7 November 1957
mph (km/h) Bluebird K7 Donald Campbell Coniston Water 10 November 1958
mph (km/h) Bluebird K7 Donald Campbell Coniston Water 14 May 1959
mph (km/h) Bluebird K7 Donald Campbell Lake Dumbleyung 31 December 1964
mph (km/h) Hustler Lee Taylor Lake Guntersville 30 June 1967

Question: Who was the pilot at Lake Dumbleyung for the water speed record?