A carved ivory model of a pleasure boat, 19th/20th century the hull carved to follow the natural curve of the tusk, the superstructure consisting of two decks, the lower deck enclosed with movable windows and a covered bow, where small figures sit around a table, whilst others are variously occupied, the open upper deck with further figures, with removable mast, two pairs of flags and a pair of lanterns, wood stand (9), 31.7 cm long