Career
Hull joined the Royal Canadian Air Force and, after graduating from the Royal Military College of Canada in 1939, served in World World War II as a bomber pilot with 420 squadron and then 428 Squadron before becoming Senior Operations Controller of Number. 6 Group Royal Canadian Air Force in 1944. He became Commanding Officer of Royal Canadian Air Force Clinton in 1947, Base Commander and commander of Number.
He went on to be Air Officer Commanding Air Defence Command and then Air Officer Commanding Air Transport Command before becoming Vice Chief of the Defence Staff in 1972 and retiring in 1974.
He died in April 2012.