King George III
1720
Newcomen engine model, maker unknwon, before 1753. Once belonged to Stephen Demainbray.
Motive Power
1795-1805 (original)
Model Boulton & Watt bell crank engine, c. 1799. The bell-crank engine design was devised for Boulton & Watt by William Murdock, one of their employees. It was the first 'independent' (self-supporting) engine to be built.
1805-1806
Trevithick high pressure stationary engine built by "Hazledine & Co., Bridgnorth", no. 14, c. 1806, with timber staging
1848-1850
Model, or small example, of Nasmyth's steam hammer, or inverted, type of engine, 1848-1850, single cylinder.
1938
Model of a single-cylinder Robey portable steam engine and boiler. Scale 1:8, with wooden frame.
1884
Willans 3-cylinder high speed compound engine, no. 369, 1884
1891
14 hp vertical, single-cylinder, Marshall Steam Engine (made by Messrs. Marshall of Gainsborough, for Imperial Institute in 1891 and transferred to Kew Gardens in 1903)
Model of Overtype Semi-portable Engine
1901
Central-valve high speed steam engine, working model, scale 1:4, sectioned through one cylinder and crank case, Willans and Robinson Limited, Rugby, Warwickshire, England, 1901
1887-1893
model of a two-cylinder Vertical Engine with triangular connecting rod. This type of 'no dead centre' engine was built by John Musgrave & Sons of Bolton, based upon a patent of 1887, scale 1:?
1902
model of Chandler's patent 1886-8 high speed "Silent" Engine, Bumsted & Chandler, Wednesfield, Staffordshire, made in 1902 . Sectioned through cylinders valves and crank case.
1698-1744
Model of Savery's engine.
Trevithick high pressure stationary engine built by "Hazledine & Co., Bridgnorth", no. 14, c. 1806, with timber staging (without flywheel)
1867-1900
model, scale 1:8, possibly made by Robey, of Undertype Compound Engine, on wooden base
1887
central-valve twin tandem-compound high-speed 'Willans' steam engine, No. 662 manufactured by Willans and Robinson, with 9.6 kw Siemens dynamo, both mounted on cast-iron bedplate, c. 1888 (governor gear missing)
1924-1937
model, scale 1:12, of Garrett overtype compound steam engine, on base. The model represents an engine of 270 h.p. which Richard Garrett & Sons exhibited at the British Empire Exhibition at Wembley in 1924.
1855
Grasshopper steam engine c. 1855 probably by Easton, Amos & Sons, Southwark, London.
Crompton dynamo, from Willan’s central-valve high speed steam engine, working model, scale 1:4, Willans and Robinson Limited, Rugby, Warwickshire, England, 1901
1884-1887
Sectioned original Willans Central Valve engine, 1887, on wooden stand.
Working model (scale about 1:8) of a double-acting beam engine with sun and planet motion; steam is distributed by a cock.
Pumping Machinery
1730-1740
Model scale 1:12 in part section of early form of Newcomen engine and pump. Based on example built in the early 18th century at Fresnes, Val-de-Marne in France.
1870
Beam engine made by John Penn and Sons Greenwich 1870, for organ blowing, 2 cylinders side by side, 7 in. diam by 2 ft in stroke
