British Royal Navy detonates underwater mines (1942)

GAUMONT BRITISH NEWSREEL (REUTERS) To license this film, visit Naval unit successfully tests its own defensive underwater mine belts to ensure they are working properly Full Description: UNKNOWN: EXT DEPTH CHARGES. Mine sweeper at work in defensive mine-belts dropping explode MINES & MINESWEEPERS AND MINELAYING. R.N. minesweeper at work testing mines in lamp gives charges dropped NAVAL. Naval Unit out testing defensive going get fish after mines go lamp gives stand-by. SIGNALLING & SIGNALS C.U. signal lamp gives stand by for dropping depth charges etc. on minesweeper..(testing mine-belt) Munitions and Armaments; Explosions; Military - Active magnetic mines, acoustic mines, explosion, WWII, ship Background: Naval unit successfully tests its own defensive underwa