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Model of Robert Duncan's screw propeller, with stern frame and rudder, as fitted to the Egyptian government yacht 'Sareea

1886-1887

Sectional model of built-up stern post and rudder S. S. 'Stentor'

1914-1915

Model of Henry Jarman's steering gear

1907

Model on teak base, illustrating action of control valve of Browns steam tiller steering gear

1911-1921

Rigged model of a 'Sun' or 'Malar' type river trading boat from the Burmese-Malay border, with one mast and standive live-sail, Burmese quarter-rudder and decorated stern.

Model of Sun boat of Malar type, Burmese quarter-rudder

1850-1880

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

Hand-cranked model, scale 1:12, of the marine type turbine double reduction gears, reducing from 3000 to 70 RPM, with Michell thrust bearing, as fitted to the SS ' America' (c.1919), by the Power Plant Company Ltd., West Drayton, Middlesex, England, 1919-1922

Model of marine type turbine double reduction gears with Michell thrust bearing

1919-1922

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

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 1:12, 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

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