It was a proud day for Wackett when the first Wirraway flew over the original Commonwealth Aircraft Corporation plant early in the war. CAC, under Wackett's leadership eventually turned out 750 of these planes, to boost along the Empire Air Scheme. One of his proudest days was when the first of 75 Wirra ways flew over the CAC plant, Victoria, early in the war. June 21, 1950. ;It was a proud day for Wackett when the first Wirraway flew over the original Commonwealth Aircraft Corporation plant ear