National Geographic : 1968 Jan
KODACHROMEC) N.G.S . of sunlight glittered in the topmost port, then vanished in a swirl of froth. Deep Diver started down. Her destination: a silent slope more than 400 feet below. Her mission: to prove her special capabilities by "locking-out" two crewmen into a twilight sea world far beyond the reach of surface divers. Unique among subs, Deep Diver alone can carry aquanauts wherever they want to go, let them out to do whatever they want to do, then bring them swiftly and safely home. Undersea houses and other containers low 140 ered from the surface can put divers out to work*; small observation submarines can carry men on deep search and exploration missions. Only Deep Diver does both. "Ready for the big jump, gentlemen?" asked Dr. Joseph Maclnnis from the forward compartment. Like the rest of Deep Diver's regular crew, Joe works for Ocean Systems, Inc., an impressive company of undersea *See in the GEOGRAPHIC: "The Deepest Days," by Rob ert Stenuit, April, 1965, and "Working for Weeks on the Sea Floor," by Capt. Jacques-Yves Cousteau, April, 1966.