Coniston Water per hour () in "Blue Bird K4". Between 1956 and 1959 Sir Malcolm's son Donald Campbell set four successive records on the lake in "Bluebird K7", a hydroplane. In 1966 Donald Campbell decided that he needed to exceed 300 miles per hour (483 km/h) in order to retain the record. On 4 January 1967, he achieved a top speed of over 320 miles per hour () in "Bluebird K7" on the return leg of a record-breaking attempt. He then lost control of "Bluebird", which somersaulted and crashed, sinking rapidly. Campbell was killed instantly on impact when decapitated by the K7's
M. H. Douglas Independence of India and integration of Princely State Of Hyderabad into the Indian Union. Douglas grew up as Muhammad Hussain, and legally changed his name to "M. H. Douglas" after entering the Hindi film industry. From a very young age Douglas was recognised as a fighter. The directors of the movie gave him the screen name 'Douglas', where the name was inspired by the American superstar of that era, Kirk Douglas. Douglas started his career as a background actor in many silent movies. After the death of M. H. Douglas, his family officially adapted the last name Khan. M. H.