Model of Robert Duncan's screw propeller, with stern frame and rudder, as fitted to the Egyptian government yacht 'Sareea 1886-1887
Model on teak base, illustrating action of control valve of Browns steam tiller steering gear 1911-1921
Working model of HG Cameron's patent steering gear (c.1894) operated by a Rapson slide with two Newton meters, by Thames Ironworks, Shipbuilding and Engineering Co. Ltd., Deptford, 1894-1913 Working model of HG Cameron's patent steering gear 1894-1913
Sectional model, scale 1:2, of a small steam 'quartermaster' steering gear, patented and made by the Harrison Steering Engine Company, Manchester, Lancashire, England, 1883 Model of small size steering gear 1893
Model, approximate scale 1:24, demonstrating hydraulic steering gear on ship frame, patented by Alphonse Lafarque and Claude Martin in 1877, unsigned, British, 1877-1880 Model demonstrating hydraulic steering gear 1877-1880
Working model, scale 1:16, of the gearing for a screw shaft used to adapt paddle engines, as fitted to the S.S. ''Simla'' (1854), designed by G. Des Vignes Esq., unsigned, 1854-1924 Model of engine gearing of S.S. "Simla" 1854-1924
Articulated model, scale 1:4, illustrating Messrs. Kitchen and Storey's patent reversing rudders with Bell Crank Operating Gear (c.1914), used in small screw-propelled steam vessels, made by Kitchen's Reversing Rudder Company, 1914-1919, in box (see note). Model illustrating Kitchen's patent reversing rudder with Bell Crank Operating Gear 1914-1919
Working model, scale 1:12, of John Rapson's patented slide steering gear (c.1839), displayed on a structural model of a 'Formidable' class battleship, by Science Museum Workshops, South Kensington, London, England, 1890-1908 Model of John Rapson's slide steering gear 1890-1908