Born at Lancaster of a medical family settled there for a hundred years. His grandfather and father both practised in the town. His father, Christopher Johnson, senr, was an Edinburgh graduate, and for more than half a century a leading practitioner who cultivated both literature and science. His el

Educated at St George's Hospital, and practised at Gosport, latterly in partnership with Warren Meade, the address of both being 'Anglesey'. He was Medical Officer of the Coast-Guard at Stokes Bay, Medical Referee to the West Life and Medical, Legal and General Assurance Societies, and a member of t

Educated at University College, London. He was in general practice at Newcastle-under-Lyme, where he was House Surgeon to the North Staffordshire Infirmary, then Surgeon, and, at the time of his death, Surgeon Extraordinary. He was at one time Assistant Surgeon to the King's Own Staffordshire Rifles