Henry Charles Tonking (b. Camborne, Cornwall, 17 Jan. 1863; d. Glasgow, 7 June 1926) was a British organist. Tonking was organist at the Royal Aquarium, Westminster (1886), St. Luke’s Church, Norwood (1887), and, from 1888, at the Convent Garden Opera. He also gave recitals at the Crystal Palace, at the Bow and Bromley Institute, and the Royal Albert Hall Sunday Concerts (1895-1905). Using only the above description and what you know about the world, "The Royal Aquarium, Westminster employed a full time organist. " is definitely correct, incorrect, or inconclusive? 