According to the book description of To North Vietnam and Back Again: A Personal Account of Navy A6 Intruder Operations in Vietnam, “This is an autobiography of Edward C. Engle. It tells the story of his childhood and education and eventual migration to the Navy as a bombardier/navigator in the A6 Intruder aircraft. He explains the systems, the tactics, and the ordnance used against an implacable enemy over Laos, South Vietnam, North Vietnam, and Cambodia. After he returned, the book continues with his life in further assignments, eventual career change to aeronautical engineering duty officer, his participation in the Cold War and European Theater operations as part of the National Space Program, and the closing assignments of his career working on developing the requirements for the Navy's Force Network Concept.”