Petrol locomotive, No 4217, built by Simplex in 1925. Petrol locomotive, No 4217 Locomotives and Rolling Stock 1925
Sectioned "Swan" brand electric copper kettle, the first type of kettl e to be fitted with a totally immersed heating element and therby doubling the efficiency of electric kettles, provisional patent no. 33221/ 21, by Bulpitt and Sons Ltd., Birmingham, 1921-1922 Electric copper kettle, with immersed element, sectioned, c. 1921. Domestic Appliances 1921-1922
Locomotive washing machine and mangle, by Brantford Washing Machine Co. Ontario, 1929 Locomotive' electric washing machine and mangle, 1929. Domestic Appliances 1929
half-block working model, scale 1:24, of M.S. "Fullagar" (1920). Half-block working model of M. S. "Fullagar" Water Transport 1920
Spoon adapted for use with a mechanical substitute for the arms, United Kingdom, 1919 Orthopaedics 1919
Model of Dornier "Wal" Flying Boat, scale 1:20. Model of Dornier "Wal" Flying Boat, scale 1:20. Aeronautics 1922-1929
Writing sample created using the Mechanical substitute for the arms, United Kingdom, 1919 Orthopaedics 1919
Map of Europe marked with the paths of totality for solar eclipses during the 20th century Astronomy 1927
Model of Supermarine Rolls Royce Seaplane S.6, scale 1:20. Model of Supermarine Rolls Royce Seaplane S.6, sca Aeronautics 1929
Model (scale 1:8) of front end of Thompson's Dish-ended Lancashire Boiler with corrugated flues. Two models, showing Thompson's Dish-ended Lancashire Boiler front sections Motive Power c. 1920
London & North Eastern Railway 4-6-2 Locomotive No 4472 "Flying Scotsman" Pictorial Collection (Railway) about 1924
Speedboat: 'Miss England I', designed by Hubert Scott-Paine and build by the British Power Boat Company, Hythe, Hampshire, England, 1929 Speedboat: 'Miss England I', used by Segrave to contest World Water Speed Records Marine Engines 1929
Set of four models illustrating Van't Hoff's theory of the asymmetric carbon atom Experimental Chemistry 1920-1925
11 Motion study photographs showing ways to operate a hand press Psychology, Psychiatry & Anthropometry 1920-1930
