Like any ranking Army officer, General Lyman Louis Lemnitzer, 59, has a soldier's talents for open warfare, but like few he has a diplomat's deft touch for the quiet, unsung victory. Last week President Eisenhower, no mean soldier-diplomat himself, picked General Lemnitzer as the next Army Chief of Staff, to succeed retiring General Maxwell Taylor, 57, next July 1. Lemnitzer was the only new man on the President's list of appointees to the Joint Chiefs of Staff: Air Force's General Nathan Farragut Twining, 61, was reappointed chairman; Chief of Naval
Operations Arleigh...