Ronald Jarman was born on 7 August 1898. At the commencement of the first world war, while still a schoolboy in the north of England and an active member of the Officers' Training Corps, he became attached to the Army Staff as a dispatch rider. Very soon, while still under age, he became attached to

Eric John Greenwood was born on 10 October 1902 in Greenwich, London, the only son of Eustace Noel Greenwood, an accountant and former mayor of Greenwich, and Gertrude Freida Scarr. He was educated at the Rowan School, Greenwich, before starting medicine at Guy's Hospital in 1918. He then went to Do