DETAILED NOTES ON UNDERWATER NUCLEAR TEST 'UMBRELLA' (1958)

The 1946 Baker test, just following the chimney had broken in the cloud, and also the crack had shaped about the drinking water's surface The Baker nuclear test at Bikini Atoll in July 1946 was a shallow underwater explosion, part of Operation Crossroads. A twenty kiloton warhead was detonated in a very lagoon which was about 200 ft (sixty one m)