Demainbray's turquoise disc
1745-1755
Demainbray's hydrostatic paradox vessels
1735-1752
Demainbray's polemoscope
1701-1752
Demainbray's yellow disc
1745-1755
Demainbray's speaking trumpet
1700-1752
Doorcase 56 Lincoln’s Inn Fields
circa 1750
Tumbler, horn, with silver strip around rim, 1742
1742
Pewter teapot, with straight and turned wooden handle, 1701-1750
1701-1750
Demainbray's syphon
1701-1752
Demainbray's Irish low-backed cart model
1735-1754.
Demainbray's Archimedean screw
1752
Demainbray's model scorpion catapult
1745-1755
Demainbray's convex lens
1750
Model 'Maximum machine', before 1753.
1740-1753
Pharmacy storage jar used for theriac
1725-1755
Etching of an electrically powered garden
1755
Demainbray's cometarium
1750-1760
Gold amulet in the form of a cobra
2000-100 BCE
Trade card for John Yarwell, optician, London, England, 1697
1697
Cupellation furnace
1696-1700
Square signed "J.Ramsden, 1757"
1757
Hindley's pyrometer and three expansion tubes made by Henry Hindley
1752
Pocket microscope by Jeremiah Sisson
1752
Thomas Tuttell
1695-1702
Clarke's Hydrometer (c. 1755)
1755
Demainbray's rat's tail crane model
1735-1753
Demainbray's wharf jib crane model
1729-1753
Edmund Culpeper
1720
Drug jar for cinchona bark
1701-1730
Cutter, Alert
1755
Barber's shaving bowl, Netherlands, 1701-1750
1701-1750
Barnard Tompion clock
1708
Freud electronic laughing ball
1990-96
Demainbray's scioptric ball
1745-1755
Demainbray's convex mirror
1752
Model wagon, horse-drawn quarry truck
1730
Male urinal, Netherlands, 1740-1760
1740-1760
Bottle shaped glass female urinal, Europe, 1701-1730
1701-1730
Urinal
1701-1730
Sundial making tool
1690-1710
Demainbray's wire cage
1700-1752
Camera Obscura
1701-1752
Section of track
1745-1755
Model diving bell with 12 sinking weights
before 1753
Demainbray's optical model
1752
Demainbray's optical model
1752
Demainbray's four wheeled wagon model
1751
Demainbray's optical model
1752
Demainbray's optical model
1752
Model to demonstrate the path of a projectile
1740-1753