Kuka naimisissa Derek Walker?

Diana Barnato Walker MBE FRAeS (15 January 1918 – 28 April 2008) was a pioneering British aviator. In World War II, she became one of the first women pilots of the Air Transport Auxiliary, flying 80 types of aircraft and delivering 260 Spitfires. In 1963, she became the first British woman to break the sound barrier, flying at Mach 1.6, which also represented a world air speed record for women.