Royal Air Force "Ventura" bombers blast Ijuiden steelworks by day. "Ventura" aircraft of the Royal Air Force Bomber Command, escorted by fighters, carried out a daylight attack on the Royal Dutch blast furnaces and steelworks at Ijumuiden, Holland, on February 13, 1943. Action photo taken during the attack shows: Bombs from the Venturas falling across the target area. Hits are seen on the stockyard, unloading wharf, coke oven plant near the mechanical workshops, water tower, and among the foundations for a blast furnace