17 2 5-1 95°T ilE STORY of Guy's Hospital cannot be told without reference to that of its sister hospital, SI. Thomas's, which was founded in 1553 by monks, and was named after St. Thomas of London and of Canterbury. At the end of the seventeenth century, one of the governors of that hospital was Thomas Guy (Wilks and Bettany, IBg2), a bookseller and publisher in the City of London (Fig. I).