LONDON.- David Zwirner announced that the gallery will expand its activities with a gallery in London and a new, five-story construction in New York. The gallerys first European location will be an 18th-century Georgian townhouse on 24 Grafton Street in the heart of Mayfair, the citys historic fine arts neighbourhood. The London gallery will be under the direction of Angela Choon, a director at David Zwirner since 1994 and a partner since 2004. The curatorial program will reflect the current focus on innovative and historically relevant exhibitions by David Zwirners forty artists. The new address in the centre of the European art world comes with an illustrious history, having been home to several prominent residents, including Lord Robert Cecil, the 3rd Marquess of Salisbury, who was twice Prime Minister of Britain (1885-1892 and 1895-1902). In 1909, Helena Rubinstein opened her first spa and beauty c