the Channel Fleet in 1875 as the flagship of Rear Admiral Sir John Dalrymple-Hay, second in command of the fleet. Black Prince was placed in reserve in 1878 in Devonport until she was converted to a training ship in 1896 in Queenstown, Ireland and renamed Emerald in 1903. The ship was hulked and renamed Impregnable III in 1910 when she was assigned to the training school before she was sold for scrap on 21 March 1923. References Bibliography External links Portsmouth Historic Dockyard Ironclad classes Ship classes of the Royal Navy