Arkwright's Water Frame, 1775
1775
Marine Timekeeper known as 'H5' by John Harrison and Son 1770
1770
Small orrery by Benjamin Martin
1738-1777
Napier's Bones
1690
Brunel, Marc Isambard
1769 - 1849
Model of early manual fire engine, ca. 1680.
1680
Small white cup in soft paste porcelain
1748-1763
Watt's end measuring machine
1776
Expedition Crane
1764
Portrait mezzotint print from engraving of Phelps Thomas and Bartlett John, 1778
1778
Plane table outfit by Benjamin Cole
1750-1766
Exchequer standard gallon measure of Queen Elizabeth I, 1601
1601
Exchequer standard quart measure of Queen Elizabeth I, 1601
1601
Doorcase 56 Lincoln’s Inn Fields
circa 1750
Sector by Bion
1700-1720
Le Cabinet de M. Le Clerc
circa 1711
Combined graphometer and plummet clinometer, 1663.
1663
Cutter, Alert
1755
Spring-driven Bracket Clock by Isaac Thuret
1665-1670
Astronomical quadrant with stand, 1685-1724
1685-1724
Demainbray's model scorpion catapult
1745-1755
Demainbray's Archimedean screw
1752
Mezzotint portrait of Benjamin Franklin
1762
wheel cutting machine
1668-1672 Probable
Telescope by John Yarwell.
1685-1695
Demainbray's convex lens
1750
Sector signed John Allen
1630-1642
Pocket microscope by Jeremiah Sisson
1752
Dover Castle turret clock
1632-1640
Gunter quadrant by Walter Hayes
1648-1687
Telescope by Christopher Cock
1673
Mural arc made for King George III
1770
Demainbray's syphon
1701-1752
Gunter quadrant
1650-1725
Compendium by Elias Allen
1630-1653
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
Gunter quadrant
1650-1725
Etching of an electrically powered garden
1755
Brass-bound lodestone
1675-1700
Escape wheel from long-case clock by Fromanteel
1660-1665
Demainbray's cometarium
1750-1760
Edmund Culpeper
1720
Demainbray's polemoscope
1701-1752
Demainbray's speaking trumpet
1700-1752
Clarke's Hydrometer (c. 1755)
1755
Thomas Tuttell
1695-1702
"The description and use of the Sector, Cross-staff and other Instruments", 2nd edition by Edmund Gunter
1636
Gunter sector signed Elias Allen
1623