D. H. Olsen, a graduate of the University of Guelph, is also the author of Summer of ’61, Dragon Flight, and Spitfire Sunrise: A Battle of Britain Novel. He lives on Quadra Island, British Columbia.D. H. Olsen, a graduate of the University of Guelph, is also the author of Summer of ’61, Dragon Flight, and Spitfire Sunrise: A Battle of Britain Novel. He lives on Quadra Island, British Columbia.