Colonel Roy M. Stanley II served in the USAF Intelligence for 27 years, holding positions on the Air Staff, in Pacific Air Forces, the Strategic Air Command, and with the Defense Intelligence Agency. He had assignments in Vietnam, Thailand, and Japan, and worked in Air Defense Analysis, Combat Intelligence, as Chief of an Indications Center, and was an early innovator of computer assistance to photo intelligence. His deepest interest has always been aerial photographic interpretation and this is his fourth book on the subject. He remembers his two four-year tours with the 67th RTS as some of the best, most challenging, most exciting and most rewarding duty of his career. Colonel Stanley lives near Fredericksburg, Virginia.