Willem Van de Velde The Younger. Leiden 1633-1707. London. Presented by Galerie Sanct Lucas from the Austrian capital, Vienna. The English Royal Yacht Mary, about to fire a salute. The River Festival at Amsterdam 1660. 126X178 cms A stunning, rare, large & unpublished painting from a Private Swiss Collection. Presented at Frieze Masters. Regents Park, London. 15-19 October 2014.