Half Model of a Screw Steamer; Polychrome stacked model (starboard) of a three-mast propeller steamship. The gun deck is indicated by seventeen gates; the upper deck is closed. Sharp stem with curl on the skeg. Elliptical fence where the Rijkswapen is missing; screw light shaft; rudder with two-part rudder blade (Lumley's patent rudder); Rijkswerf Amsterdam; Amsterdam; 1866; wood (plant material); brass (alloy); h 42.5 cm x w 181 cm x d 16.8 cm