Maurice Lawrence Treston was born on 9 February 1891, and received his early education in the United States. He came to the London Hospital for the medical course and qualified with the Conjoint Diploma in 1913. After junior hospital posts at the London Hospital and at Colchester he passed into the

Harvey Evers was born on 28 May 1893 in one of the mining towns in Northumberland, where his father was a general practitioner. He was educated at the Royal Grammar School, Newcastle-upon-Tyne, and studied medicine at the College of Medicine in Newcastle which at that time formed part of King's Coll

Henry James Drew-Smythe was born at Northampton on 1 June 1891, the first child of Frank Thompson Smythe and Ada (née Drew). He was educated at Taunton School and Bristol University where he won the gold medal in his final year at the Medical School. After resident appointments at Bristol General an