 Complete the following phrase:  Albert Aubrey Aub Koch, MBE 2 October 1904  21 June 1975 was a pioneering Australian military and civil pilot. He trained at Point Cook in 1926, and following graduation accepted a Short Service Commission in the Royal Air Force RAF as there were no places available in the Royal Australian Air Force RAAF at the time. After four years service in Egypt and Palestine, he returned to Australia and was commissioned into the Citizen Air Force, flying with No. 1 Squadron at Laverton, where he gained flying instructor qualifications. Soon after, he was employed by Guinea Airways as an aircraft captain, and spent five years in Papua and New Guinea PNG, gaining fame as the rescuer of the Archbold expedition. Koch was transferred to the RAAF Active Reserve upon going to PNG. He joined Qantas a year before World War II broke out, employed predomitly on the Singapore route. He was unfortunate to be the captain of the only Qantas aircraft known to be shot down during that war, when the Short Empire flying boat Corio was lost off Timor Circe disappeared in 1942, possibly also shot down, and Corinna was 