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  of an old naval lieutenant, who died agent for transports at Plymouth in 1808. He obtained his first commission on the 10th May, 1807; and was appointed to the Achille 74, Captain Sir Richard King, Nov. lOth, 1809. In the summer of 1810, he commanded a Spanish gun-vessel, manned by that ship, and employed in the defence of Cadiz. He subsequently served off Toulon, on the coast of Sicily, in the Adriatic, off Cherbourgh, and on the South American station, from whence he returned home, and was put out of commission, in the autumn of 1816; at which period the Achille had been under the command of Captain (now Rear-Admiral) Hollis upwards of five years.

Lieutenant Harrison was made a commander in Sept. 1818; and promoted to the rank of captain, while serving in the Favorite sloop, on the coast of Africa, Oct. 9th, 1832. He continued in that vessel until paid off, at Portsmouth, in Aug. 1833.

This officer married, April 15th, 1820, Catherine, second daughter of ____ Mottley, Esq., of Portsmouth. 

 made a lieutenant on the 4th Mar. 1815. His admirable system of mounting naval ordnance, an invention which, from its importance to H.M. service, cannot be too highly appreciated, led to his promotion to the rank of captain, Nov. 19th, 1832.

In 1827, this officer’s new gun-carriage was tried repeatedly on board the Galatea frigate, under the inspection of Rear-Admiral Sir Thomas M. Hardy, and was found greatly superior to the common gun-carriages, in facility and rapidity of training and firing, as well as in allowing a greater 