Born at Capetown on 3 May 1905 son of Walter Bissell Sheppard, an Australian who was a rubber planter in Java, and Irene Melvill his wife, a South African, he was taken by his parents to Java and then to Australia, where he was educated at Scotch College, Perth. He entered University College Hospita

Raymond Purvis was born in Southampton on 30 December 1904, the second child and younger son of a consultant surgeon, William Prior Purvis, MD, MS, FRCS, and of Dora Raymond, daughter of Walter Raymond, a Somerset author. His paternal grandfather and great grandfather were also medically qualified.

Oswald Vaughan Lloyd-Davies was born at Chariton, Kent on 13 January 1905, the son of Rev Samuel Lloyd-Davies BA, a congregational minister, and Anna Marguerita, née Evans. He was educated at Caterham School where he secured the Honoratus Prize before entering the Middlesex Hospital Medical School f

Tom Wilson was consultant surgeon to the Eastbourne group of hospitals. He was born on 28 November 1904 at Antony in Cornwall, the son of Thomas Wilson, a Fellow of the Royal College of Surgeons in Ireland who had served as an Army surgeon during the Boer war, and Edith Mary Crichton (née Boxer), th