Born 10 December 1857, son of C Harrison, cotton manufacturer of Derby. He was educated at Derby School 1868-75, and was elected to a scholarship in natural science at Clare College, Cambridge, 1873, to senior scholarship in 1875 and a foundation scholarship in 1878, in which year he took first-class honours in the Natural Sciences Tripos and was also a prizeman of his college. He was assistant university demonstrator of anatomy at Cambridge 1879-80, and later examined in anatomy for Clare and Caius Colleges 1881-82, and was a university extension lecturer in physiology 1882. He entered St George's Hospital Medical School in January 1882, and in 1883 was appointed assistant house surgeon to Huddersfield Infirmary. Harrison moved to Hull in 1885 on appointment as house surgeon to the Royal Infirmary there. He practised at Hull for the rest of his working life, becoming eventually consulting surgeon to the Royal Infirmary, and had been surgeon to the Hull Dispensary. He lived first at 3 Wright Street, and later at 19 Victoria Avenue, Hull. During the first world war Harrison served as a captain, RAMC(T), at the Military Hospital, Hornsea. Harrison took an active part in the professional and cultural life of Hull. He was president of the East Yorkshire and North Lincolnshire branch of the British Medical Association in 1898, and served the office of president to both the Astronomical and the Literary and Philosophical Societies of Hull. He was also a keen member of the Hull Philharmonic Society and acted as deputy organist of Holy Trinity church. After retiring Harrison lived at 34 St Andrew's Road, Paignton, South Devon, where he died on 18 March 1946, aged 88. Publications:- Valvular obstruction of ureter. *Brit med J*. 1904, 2, 1572. Musculo-spinal nerve injuries. *Practitioner*, 1909, 83, 698. Treatment of wounds of thoracic duct. *Brit J Surg*. 1916, 4, 304.