Model Draw Door Weir, 1872
1872 (original); 1909 (model)
Novelty model
1955; 1830
Ring transformer, 1892
1892
Replica of the first Morse telegraph, 1835
1934
Gold amulet in the form of a cobra
2000-100 BCE
Letter opener with calendar and map, 1893-1894
1893-4
Coherer with coarse brass turnings, 1894
1894
Shoehorn made from Rescued Brass from Thirsk Disaster
1892
Oval badge
1891
Pair-cased pocket watch in pinchbeck and leather outer casing with verge escapement
1705-1737
Zither switch with open-wire multiple and two-motion ratchet drive, 1894
1894
Ottawa & Gatineau Valley Railway commemorative salver
1893
Presentation scissors, SS Vienna
1894
Replica of Liverpool & Manchester Railway 1st Class carriage 'Traveller'
1930 (replica); 1834 (original)
Brake van, London & South Western Railway
1894
Atmospheric Engine by John Smeaton, 1772
1772 (original); 1919 (model)
'Wagon' Boiler, 19th Century
1801-1840 (original); 1901 (model)
'Haystack' Boiler, 1775-1799
1775-1799 (original); 1900-1907 (model)
Freud electronic laughing ball
1990-96
Iron borings coherer (Branly type), 1894
1894
Iron borings coherer (Branly type), 1894
1894
Flat steel-spring (or watch-spring) coherer, 1894
1894
Replica of Morse's second model of telegraphy apparatus, 1934
1934
Model of the "Planet" Locomotive
1830 (original); 1967 (model)
Neolithic flint scraper
4000-2001 BCE
Glass-stoppered bottle containing uranium
1801-1892 (prepared); 1946 (element replaced)
Locomotive tender no. 1002, Great Northern Railway
1893
Brass bubble-tube level by Davis, 1894
1894
Axe head shaped flint
10000-5000 BCE
Iron Weight
1910-130
Moving coil voltmeter
1894
Crompton 2 pin shuttered connector - 1891
1891
Hot-wire voltmeter
1893
Crompton cable-vulcanizing T.box
1894
Silver, rectangular medal
1892
Medal, commemorating death of founder of St. Gothard Tunnel
1893
Self-recording voltmeter, by Richard Freres, 1892-1893
1892-1893
Verge repeating watch
1713-1750
Portable gold leaf electroscope
1891
Vaubel's model of space formulae for Benzene
1891
Lever watch in case
1800-1830
Standard resistor
1893
Standard resistor
1893
Rectangular bronze medal
1894
Ada, Countess of Lovelace
1893
Standard resistor
1893
Double chambered vacuum tube with separating wall pierced in two places
1891
Standard resistor
1893
Boys' contact electricity electrometer, c. 1891
1891
Lever watch in pair case with crank roller
1800-1830