Dardanelles Gun
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The Dardanelles Gun or Great Turkish Bombard is a 15th-century siege cannon, specifically a super-sized bombard, which saw action in the 1807 Dardanelles operation. Wikipedia
Action: slow match
Barrel length: 518 cm (204 in)
Caliber: 918 mm (36.1 in)
Designed: 1464
Mass: 16,800 kg (37,000 lb)
Used by: Ottoman Empire
Wars: Dardanelles operation