Historic Heligoland Demolished

Historic Heligoland Demolished On 18Apr47 Royal Navy used 6800 tons to destroy fortifications & submarine pens on main island. CU hand on electronic dial in plane; view from biplane of smoke rising from ocean, increasing in size. Cameraman filming out of side of plane. Large plume of smoke. 14:01:34 Actual explosions, three eruptions beside small atoll. Heavy cloud rising. Flying over end of island of basalt rock. Sandy atoll w/ breakwater, pan to another island w/ breakwaters. Post-WWII; Captured Territory;