John Tomkinson was born in Stafford on 8 December 1916, the son of Harry Stanley Tomkinson, a company director, and his wife Kate Mills, née Cliff. He was educated at Rydal School and the University of Birmingham, where he qualified in 1941 with medals in surgery and ophthalmology. He joined the nav

Joseph Peacock was born in Brentford, London, on 22 October 1918, the only child (two sisters having died) of Henry James Peacock, general manager of the Great Western Railway, and of Florence Peacock, née Milton. After education at Reading School and Bristol Grammar School he entered Birmingham Uni