List in approximate chronological order. Years indicated are those when in the service of Trinity House.
Sir James Nicholas Douglass (1863-1892)
Sir Thomas Matthews (1892-1924)
Trinity House Younger and Elder Brothers Who Contributed To Lighthouse Engineering
Admiral Sir Richard Collinson (1858-1883)
Richard Collinson was a famous explorer in the Royal Navy. He joined Trinity House as a Younger Brother in 1858 and became an Elder Brother in 1862. He became Deputy Master of Trinity House in 1875. He is known for his work on the development of rocket fog signals.