'Dr Syntax and his wife making an experiment in pneumatics', print, London, England, 1820
1820
Gold amulet in the form of a cobra
2000-100 BCE
Letter opener with calendar and map, 1893-1894
1893-4
Sample of gutta percha insulated cable, 1863-7
1863-7
Freud electronic laughing ball
1990-96
Seal, Stockton & Darlington Railway
1821
Original preparation of quinine by Pelletier and Caveton
1820
Near Wellington, Shropshire
1821
Steam locomotive used at Hetton Colliery
1822
Neolithic flint scraper
4000-2001 BCE
Pair-cased pocket watch in pinchbeck and leather outer casing with verge escapement
1705-1737
Phrenological head of Francis Gall
1823
Atmospheric Engine by John Smeaton, 1772
1772 (original); 1919 (model)
Model, of Woolf's Water Tube Boiler, 1819
1819
'Haystack' Boiler, 1775-1799
1775-1799 (original); 1900-1907 (model)
Stained plaster phrenological bust
1821
Phrenological head
1821
Bronze medal commemorating J. Domenico Cassini
1823
Bronze medal
1819
Bronze medal
1821
Bronze medal commemorating J. Sylvain Bailly
1821
Bronze medal to commemorate P. Moscati
1819
Silver medal of the Compagnie d'Assurance Mutuelle Contre L'Incendie
1820
Bronze medal depicting Hermann Boerhaave
1819
Bronze medal by F. Caunois commemorating Baron Georges Cuvier
1820
Circular bronze medal
1821
Gilt bronze medal
1817
Bronze medal
1823
Bronze medal
1817
Circular bronze medal
1819
Portrait. J. Brookes. Engraving 1822
1822
Daniell hygrometer
1822
Double-mirror heliotrope (Spiegelkreutz-heliotrop) for geodetic work
1822
Yard and Ell Bed, 1821
1821
Sovereign coin of George III
1817
19th Century Electioneering Token for Sir William Ingilby
1823
Roman Coin of Tiberius
30 CE
Half-Sovereign coin of George III
1818
Franc coin of Louis XVIII (France)
1820
Roman Coin of Tiberius
30 CE
Red granite drill core
2686-2613 BCE
NEMA cryptography machine type T-D
1945-50
Calf's Head Weight
1370-1350 BCE; 1931
Plaster replica of black Basalt Cubit Rod 531
1931; 250 BCE
Hydrometer in case with weights
1820
Plaster replica of IBEX weight
1370-1350 BCE; 1931
Illustrated billhead
1821
Thermometer, with ivory scale (c.1820)
1820
Black stone container or palette
2000-1000
Pewter lid from a lavabo, perhaps Swiss, 1823
1823