The aeroscouts of the 1st Infantry Division have three words emblazoned on their unit patch: Low Level Hell. It was the perfect concise defininition of what those intrepid aviators experienced as they ranged the skies of Vietnam from the Cambodian border to the Iron Triangle. The Outcasts, as they were known, flew low and slow. They were the aerial eyes of the division in search of the enemy. Too often for longevity's sake they found the Viet Cong and the fight was on. These young pilots, who were usually 19 to 22 years old, invented the book as they went along.