Canadian-born flying ace Raymond Collishaw (1893-1976) served in Britain's air forces for twenty-eight years. As a pilot in World War I he was credited with sixty-one confirmed kills on the Western Front. When World War II began in 1939, Air Commodore Collishaw commanded a Royal Air Force group in Egypt. It was in Egypt and Libya in 1940-41, during the Britain's Western Desert campaign, that he demonstrated the tenets of an effective air-ground...