Which long-time mistress of King Charles II of England occupied a townhouse in Pall Mall, London?
79 Pall Mall:  There formerly stood on the site a brick townhouse occupied by Nell Gwyn after her retirement from the stage and a blue plaque notes the fact. Nell Gwyn: Eleanor "Nell" Gwyn (2 February 1650 – 14 November 1687; also spelled "Gwynn", "Gwynne") was a long-time mistress of King Charles II of England and Scotland.
i don't know