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 syphon
1701-1752
Demainbray's speaking trumpet
1700-1752
Doorcase 56 Lincoln’s Inn Fields
circa 1750
Tumbler, horn, with silver strip around rim, 1742
1742
Barnard Tompion clock
1708
Pharmacy storage jar used for theriac
1725-1755
Pewter teapot, with straight and turned wooden handle, 1701-1750
1701-1750
Le Cabinet de M. Le Clerc
circa 1711
Spring-driven Bracket Clock by Isaac Thuret
1665-1670
Sector by Bion
1700-1720
Model of early manual fire engine, ca. 1680.
1680
Gold amulet in the form of a cobra
2000-100 BCE
Square signed "J.Ramsden, 1757"
1757
Gunter quadrant
1650-1725
Pocket microscope by Jeremiah Sisson
1752
Pill tile, England, 1671-1730
1671-1730
wheel cutting machine
1668-1672 Probable
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
Demainbray's wharf jib crane model
1729-1753
Drug jar for cinchona bark
1701-1730
Earthenware pill tile
1671-1730
Telescope by John Yarwell.
1685-1695
Telescope by Christopher Cock
1673
Combined graphometer and plummet clinometer, 1663.
1663
Spiral slide-rule
1663
Barber's shaving bowl, Netherlands, 1701-1750
1701-1750
Model 'Maximum machine', before 1753.
1740-1753
Brass-bound lodestone
1675-1700
Gunter quadrant
1650-1725
Demainbray's Irish low-backed cart model
1735-1754.
Demainbray's Archimedean screw
1752
Pulley from long-case clock by Fromanteel
1660-1665
Clock weight from long-case clock by Fromanteel
1660-1665
Gear wheel from long-case clock by Fromanteel
1660-1665
Escape wheel from long-case clock by Fromanteel
1660-1665
Etching of an electrically powered garden
1755
Trade card for John Yarwell, optician, London, England, 1697
1697
Cupellation furnace
1696-1700
Hindley's pyrometer and three expansion tubes made by Henry Hindley
1752
Thomas Tuttell
1695-1702
Edmund Culpeper
1720
Cutter, Alert
1755
Demainbray's cometarium
1750-1760