Marine Timekeeper known as 'H5' by John Harrison and Son 1770
1770
Expedition Crane
1764
Mezzotint portrait of Benjamin Franklin
1762
Mural arc made for King George III
1770
George III's weighted cylinder
1762
Unweighted cylinder in frame
1762
Section of lightning conductor from St Paul’s cathedral
1769
King George III's friction machine
1762
George III's apparatus for oblique and compound collision
1762
model carriage chassis with two axles, 1762
1762
George III's cycloidal pendulum
1762
George III's tidal demonstration model
1762
King George III's central forces machine
1762
George III's pendulum
1762
Gold repoussé watch depicting the Choice of Hercules, by John Ellicott
1767
Musical table clock by Thwaites for Barraud
1767
Gold amulet in the form of a cobra
2000-100 BCE
Mezzotint: Portrait of John Arnold
1770
Atmospheric Engine by John Smeaton, 1772
1772 (original); 1919 (model)
Freud electronic laughing ball
1990-96
Wood moulding plane, dated 1771
1771
Octagonal wooden telescope with slot down one side and moveable eyepice
1772-1773
Arkwright's prototype spinning machine, 1769.
1769
Magnetic toy by George Adams
1765
Pair-cased pocket watch in pinchbeck and leather outer casing with verge escapement
1705-1737
George III's inclined plane and Horse-way
1762
George III's compound engine
1762
George III's model crriage body
1762
Silver microscope by George Adams, c. 1761.
1763
Gold watch by Raymont
1772
Keys to the Clockmakers Company chest
1766
Marine chronometer by John Arnold
1771
Neolithic flint scraper
4000-2001 BCE
King George III's archimedean screw
1762
Isaac Newton’s Reflecting Telescope (replica)
1668; 1924
Copy of clay liver used for divination, original from Babylon, 2050-1750 BCE
2050-1750 BCE
Mobile cellular telephone (Motorola 'Flip Phone') model no. F09SQD8955AB
1990-95
Pendulum clock designed by Galileo in 1642 and made by his son in 1649, model.
1642-1649 (original); 1883 (model)
Clock used for transit of Venus observations, 1769
1768-1769
Telescope by Galileo (replica)
1610; 1923
Model of Gutenberg's Press, 1430
1960-1979
Model of a Phoenician bireme ship
1845-1964
Burial mask of Agamemnon, Greek, c. 1550 BCE
1600-1500 BCE (original); 1900-1914 (copy)
Model of an Assyrian kelek or raft of inflated ox-hides, one of three models of Babylonian vessels of skin
700 BCE; 1931
Model of Mud House
6000-5000BCE
Flymo Super Professional 47 rotary air cushion mower
1979-80
Two wooden printing blocks
1800-1600
Piastre coin of Carlos III (Spain)
1773
Silver Coin of Augustus III (Poland)
1763
Guinea coin of George III
1773