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
Orrery by Thomas Wright
1735-1745
Freud electronic laughing ball
1990-96
Silver microscope by George Adams, c. 1761.
1763
Pair-cased pocket watch in pinchbeck and leather outer casing with verge escapement
1705-1737
George III's philosophical table
1761-1762
Great spinning wheel
c.1750
Pocket microscope by Jeremiah Sisson
1752
Turret clock movement by William Smith
1750
Cutter, Alert
1755
Gold amulet in the form of a cobra
2000-100 BCE
Eight-day longcase clock by Justin Vulliamy
1745-1755
Neolithic flint scraper
4000-2001 BCE
George III's pendulum
1762
Saw used by Samuel Crompton
1750-1770
Etching of an electrically powered garden
1755
Section of lightning conductor from St Paul’s cathedral
1769
Plane table outfit by Benjamin Cole
1750-1766
Demainbray's compound microscope
1745
Mural arc made for King George III
1770
Demainbray's scioptric ball
1745-1755
Cutter, Alert
1755
Watch movement with remontoir and two balance springs by Thomas Mudge
1755
George III's compound engine
1762
King George III's friction machine
1762
Oil painting portrait of George Graham, 1740-1749
1740-1749
Cylinder watch with enamelled gold case made for Queen Charlotte
1740-1760
George III's double-barrelled air pump
1761
Eight-day longcase clock by George Graham
1750
Mezzotint portrait of Benjamin Franklin
1762
Hindley's pyrometer and three expansion tubes made by Henry Hindley
1752
Demainbray's model of a camera obscura
1752
Magnetic toy by George Adams
1765
Model diving bell with 12 sinking weights
before 1753
Small lantern clock with alarm signed George Graham
1750-1760
Mahogany cross-piece for an air pump
1761
Demainbray's cometarium
1750-1760
Quarter-repeating watch by George Graham
1745
Demainbray's convex mirror
1752
George III's Magdeburg hemispheres
1761
King George III's central forces machine
1762
Surveyor's Level by Joseph Jackson
1735-60
George III's glass sphere
1761
Demainbray's model scorpion catapult
1745-1755
model carriage chassis with two axles, 1762
1762
Quarter-repeating watch by Thomas Mudge
1755
Watch in a porcelain case by J Grantham
1750
Tumbler, horn, with silver strip around rim, 1742
1742