6015165 British 12,000-lb armour-piercing \'earthquake\' bomb of the type used to sink the German battleship Tirpitz in the bomb bay of a Lancaster bomber, World War II, 1944 (b/w photo) by English Photographer, (20th century); Private Collection; (add.info.: British 12,000-lb armour-piercing \'earthquake\' bomb of the type used to sink the German battleship Tirpitz in the bomb bay of a Lancaster bomber, World War II, 1944. Illustration from The Second Great War, A Standard History, Volume Five (The Waverley Book Company Ltd in association with The Amalgamated Press Ltd, London, c1946).); 穢 Look and Learn.