KW205683 Gun Emplacements, St George\'s Hall, Gibraltar (engraving) by English School, (18th century); Private Collection; (add.info.: used during the Great Siege of 1783; during American War of Independence, France and Spain tried to seize the Rock of Gibraltar from the British; Sergeant Major Ince suggested tunnelling into the rock to get guns onto the \'Notch\';); English, out of copyright.