- Niall O’Loughlin
(b St James’s Parish, London, England, 1801; d Richmond, Surrey, England, Feb 19, 1882). English designer, maker, and repairer of brass instruments. In 1810 he became a drummer boy to the Coldstream Guards, carried arms from age 20, became bandmaster of the 1st Surrey Volunteer Regiment, and was awarded a gold medal for the band’s performance. He was discharged for medical reasons in 1846. Callcott was also a horn player in the opera orchestras of the King’s and His Majesty’s Theatres, London. He made various improvements to the cornet à pistons, the trumpet, and the valve horn by 1847. He is best known, however, for the invention and design of his omnitonic ‘Radius french horn’, for which he held a partial patent; the unique (much altered) extant specimen (GB.O.ub) is probably a prototype. Callcott’s invention was awarded a prize medal at the Great Exhibition in London in ...