The sweep and tempo of Allied air attacks on Axis Europe increased last week. Bombers from Britain were over France and the Low Countries; over Czecho-Slovakia, East Prussia, the Baltic seacoast, southern and northwestern Ger many; over factories making planes, tanks, dyes, submarine parts, aircraft motors, artillery, ammunition. Russian four-motored bombers roared out of the dark ness over Poland to batter the power stations and railroad centers at Königsberg, in East Prussia; and the machine-tool plants, warehouses, chemical factories and shipyards at Danzig on the Baltic.
As the attacks increased in weight,...