Educated at St Bartholomew's and the Middlesex Hospitals, he served as a clinical assistant at the Chelsea Hospital for Women. He was a civil surgeon in South Africa during the Boer War and then settled in practice at 151 Ashley Gardens, Westminster. He had been assistant resident medical officer at the Royal Surrey County Hospital, Guildford and was subsequently assistant surgeon to the Italian Hospital. Early in the first world war he proceeded to the Fellowship by examination, and served in the RAMC. Geach retired to Weybridge, where he died about 1951. Publication: Rupture of uterus, perfect recovery. *Lancet* 1909, 2, 229.