British proposal for an anonymous 3-masted turret ironclad battleship in 1866

Length 345 feet. Proposed by the Admiralty in circa 1866. Horsepower 1,200 hp. Turret for 2-22.5 tons guns. Armour cased. With alternatives of raised or lowered bulwarks.

Source

Website Royal Museums Greenwich Collection search. ID NPC9523-9524-9525-9526-9527-9528-9529-9530-9531-9532.