Chislehurst its earlier format corresponded to the letters IMP (for "imperial"). The Chislehurst civil parish formed an urban district of Kent from 1894 to 1934. In 1934 it became part of the Chislehurst and Sidcup Urban District, which was split in 1965 between the London boroughs of Bromley and Bexley. The Walsingham family, including Christopher Marlowe's patron, Sir Thomas Walsingham and Queen Elizabeth I's spymaster, Francis Walsingham, had a home in Scadbury Park, now a nature reserve in which the ruins of the house can still be seen. A water tower used to straddle the road from Chislehurst to Bromley until
Francis Walsingham 1530, and his elder brother, Sir Edmund Walsingham, was Lieutenant of the Tower of London. After William's death, Joyce married the courtier Sir John Carey in 1538. Carey's brother William was the husband of Mary Boleyn, Anne Boleyn's elder sister. Of Francis Walsingham's five sisters, Mary married Sir Walter Mildmay, who was Chancellor of the Exchequer for over 20 years, and Elizabeth married the parliamentarian Peter Wentworth. Francis Walsingham matriculated at King's College, Cambridge, in 1548 with many other Protestants but as an undergraduate of high social status did not sit for a degree. From 1550 or 1551, he travelled