Various shots of ice breaking away, of water splashing as bow of drill ship makes its way through icy Beaufort Sea offshore McKinley Bay, bow or side of ship in evidence in most of the shots. AERIAL SHOTs of drill ship, of Beaufort Sea. Various summer shots of men at work on rig of drill ship, of various oil drilling operations. Various shots of man putting on diving suit with help of two men, of man unrolling rope.