EntityQ1326273· pop 13· linked from 58 articlesLittle DavidSign in to saveUnited States 914 mm siege mortarConnectionsM1EntityGPF Model 1917EntityWorld War IIConceptartilleryEntityfortificationEntitycraneEntitybulldozerEntitycalibreEntitymortarEntityshellEntitygun barrelEntitysurrender of JapanEntity1948 Arab–Israeli WarEntitySiegfried LineEntity80 cm K (E)Entitymuzzle velocityEntityOperation DownfallEntityaerial bombEntityAberdeen Proving GroundEntityrailway gunEntityCategories914 mm artilleryIndividual cannonsJapan campaignMilitary equipment introduced from 1940 to 1944Mortars of the United StatesTrial and research firearms of the United StatesWorld War II mortars