Milestones: Jun. 17, 1966

Died. Joseph A. Walker, 45, foremost U.S. test pilot; in a mid-air collision of his F-104 Starfighter with one of the two XB-70 research bombers; near Barstow, Calif, (see THE NATION).

Died. Norman Baillie-Stewart, 57, British traitor twice over, a onetime army lieutenant who served five years at hard labor for passing secret information to the Germans in 1932, later went to Berlin to offer his services to the Nazis and spent World War II as a minor broadcasting clerk (nothing more because the Germans thought he was a spy); of a heart attack;...