Etching of an electrically powered garden
1755
Demainbray's Irish low-backed cart model
1735-1754.
Demainbray's turquoise disc
1745-1755
Demainbray's hydrostatic paradox vessels
1735-1752
Demainbray's yellow disc
1745-1755
Square signed "J.Ramsden, 1757"
1757
Hindley's pyrometer and three expansion tubes made by Henry Hindley
1752
Pocket microscope by Jeremiah Sisson
1752
Demainbray's Archimedean screw
1752
Clarke's Hydrometer (c. 1755)
1755
Demainbray's model scorpion catapult
1745-1755
Demainbray's convex lens
1750
Demainbray's rat's tail crane model
1735-1753
Cutter, Alert
1755
Doorcase 56 Lincoln’s Inn Fields
circa 1750
Tumbler, horn, with silver strip around rim, 1742
1742
Model 'Maximum machine', before 1753.
1740-1753
Gold amulet in the form of a cobra
2000-100 BCE
Demainbray's cometarium
1750-1760
Pair-cased pocket watch in pinchbeck and leather outer casing with verge escapement
1705-1737
Model diving bell with 12 sinking weights
before 1753
Demainbray's optical model
1752
Demainbray's scioptric ball
1745-1755
Demainbray's optical model
1752
Demainbray's convex mirror
1752
Orrery by Thomas Wright
1735-1745
Demainbray's four wheeled wagon model
1751
Model of Vauloue's piledriver
1737-1752
Demainbray's optical model
1752
Demainbray's optical model
1752
Demainbray's compound microscope
1745
Surveyor's Level by Joseph Jackson
1735-60
Section of track
1745-1755
Cutter, Alert
1755
Male urinal, Netherlands, 1740-1760
1740-1760
Freud electronic laughing ball
1990-96
Model of Hooke's universal joint
1760
Demainbray's model of a camera obscura
1752
Model to demonstrate the path of a projectile
1740-1753
Neolithic flint scraper
4000-2001 BCE
Axe head shaped flint
10000-5000 BCE
Iron Weight
1910-130
John Bennet
1740
Microscope (dated 1744)
1744
Watch movement with experimental escapement
1736-1740
Microscope (dated 1754)
1754
Compass microscope for opaque objects
1740
A Chain Bridge
1753
Verge repeating watch
1713-1750
Coloured engraving of Prior Park
1750