Thomas Brown Younger (1850-1913)
1914 Obituary 
THOMAS BROWN YOUNGER, born at Leven, Fife, on the 15th December, 1850, died in London on the 30th August, 1913.
Trained in the works of Messrs. H. Balfour and Company, Leven, he was subsequently employed at the London Gasworks, Nine Elms, and in 1876 went to Georgetown, Demerara, where for 20 years he acted as Engineer and Manager to the British Guiana Gas Company, and also carried on a consulting practice as engineer of water-supply undertakings, sugar estates, and other works.
Mr. Younger was elected an Associate Member of The Institution on the 5th December, 1882.