JOHNSON PROPOSES PARLEY ON P.O.W.'S TO NORTH VIETNAM; He Asserts U.S. Would View Trials as 'Very Revolting' --Pope Issues Appeal JOHNSON PROPOSES PARLEY ON P.O.W.'S
Johnson proposes conf under IRC auspices to assure proper treatment of POWs, news conf; indicates Hanoi has shown no interest in like proposals made privately; says Amers would regard a trial as 'very revolting and repulsive' and would 'react accordingly'; insists pilots carried out mil assignments, are not criminals; does not directly mention efforts to arrange exch of POWs