Marine Timekeeper known as 'H5' by John Harrison and Son 1770
1770
Telescope by Galileo (replica)
1610; 1923
Arkwright's prototype spinning machine, 1769.
1769
Atmospheric Engine by John Smeaton, 1772
1772 (original); 1919 (model)
Silver microscope by George Adams, c. 1761.
1763
Pair-cased pocket watch in pinchbeck and leather outer casing with verge escapement
1705-1737
Neolithic flint scraper
4000-2001 BCE
Gold amulet in the form of a cobra
2000-100 BCE
Marine chronometer by John Arnold
1771
Section of lightning conductor from St Paul’s cathedral
1769
George III's pendulum
1762
Mural arc made for King George III
1770
King George III's friction machine
1762
George III's compound engine
1762
Wood moulding plane, dated 1771
1771
Magnetic toy by George Adams
1765
King George III's central forces machine
1762
George III's cycloidal pendulum
1762
model carriage chassis with two axles, 1762
1762
George III's tidal demonstration model
1762
Cylinder watch in silver pair case by Ellicott
1773
Octagonal wooden telescope with slot down one side and moveable eyepice
1772-1773
George III's inclined plane and Horse-way
1762
George III's weighted cylinder
1762
Keys to the Clockmakers Company chest
1766
Gold watch by Raymont
1772
George III's apparatus for oblique and compound collision
1762
George III's model crriage body
1762
Unweighted cylinder in frame
1762
Gold repoussé watch depicting the Choice of Hercules, by John Ellicott
1767
Isaac Newton’s Reflecting Telescope (replica)
1668; 1924
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)
Mezzotint portrait of Benjamin Franklin
1762
Reproduction of Hargreaves's original Spinning Jenny
1765
Mezzotint: Portrait of John Arnold
1770
Expedition Crane
1764
Model of the Asklepion at Epidaurus, Greece, 1936
1936
Burial mask of Agamemnon, Greek, c. 1550 BCE
1600-1500 BCE (original); 1900-1914 (copy)
Copy of Roman artificial leg, London, England, 1905-1915
300 BCE; 1905-1915
Model of Mud House
6000-5000BCE
Model of Gutenberg's Press, 1430
1960-1979
Electrotype replica of a 16th-century mariner’s astrolabe
1580-1588; 1930
Copy of clay liver used for divination, original from Babylon, 2050-1750 BCE
2050-1750 BCE
Clock used for transit of Venus observations, 1769
1768-1769
Working model of Hero's Aeolipile
100-1 BCE; 1501-1600; 1914
Model of a Phoenician bireme ship
1845-1964
Freud electronic laughing ball
1990-96
Replica of Lightning Conductor by Benjamin Franklin, United States, 1730-1760
1730-1760 (original); 1931-1939 (replica)
Theorbo, a stringed musical instrument
1762