Keywords: Sealab 1 inside.jpg SEALAB I underwater habitat 192 feet beneath the surface of the ocean off the coast of Bermuda U S Navy photo http //www onr navy mil/focus/blowballast/people/habitats2 htm U S Navy/Bob Barth 1964-07 PD-USGov-Military-Navy Aquanauts Black and white photographs Black and white photographs in the 1960s Black and white photographs of sitting men Black and white photographs of standing men Black and white photographs of topless men Border is intentional July 1964 photographs Men facing left and looking left 1964 photographs People of the United States in 1964 SEALAB Science and technology in Bermuda Topless male underwater divers Topless sitting men Topless standing men |