3545931 Ambassador Cornelis Calkoen at his Audience with Sultan Ahmed III, c.1727-30 (oil on canvas) by Vanmour, Jean Baptiste (1671-1737); 90x121 cm; Rijksmuseum, Amsterdam, The Netherlands; (add.info.: Calkoen was patron to the artist Vanmour who recorded the Dutch envoy??? audience with Ottoman Sultan Ahmed III (1673-1736) in his private quarters at the Topkapi Palace, Constantinople on 14 September 1727. After the meal with the grand vizier, Calkoen and his retinue were presented with kaftans as a sign of hospitality, but also to cover the clothing of the ???on-believers?? ).