Education
Harvard University.
Harvard University.
He was one of the final aces in the war. Knowles was a Harvard student who was accepted into the United States. Army Air Service in April 1917. In June 1918, he reported to the 95th Aeronautical Squadron for duty as a Spad XIII pilot.
Between 25 July and 8 November 1918, he shot down three German Fokker Doctorate.VIIs and two Rumpler reconnaissance planes.
One of the latter victories was shared with Sumner Sewall and three other pilots.