. (AP Wirephoto)Five men dressed in white, pose,outside a Seattle Boeing Co. chamber where they were sealed for 30 days to prove that life can be supported at least a month in space. Wives of three of the men and officials greeted the five as they stepped out of the chamber late Wednesday. From left are: Raivan Walker, wife and child, Woodinvitie, Wash.; Lt. Cmdr. D. E. Robinson and wife, Pensacola, Fla.; Roger Barnicki, crew commander, and wife, Lancaster, Calif.; Warren Swenson, Seattle, and Paul Trush, Seattle.