Portrait of Benjamin Gray (1676 – 1764)
1745-1755
Silver watch with unusual Robin escapement
1792
Earthenware pill tile
1751-1800
Pair of obstetrical forceps
1751-1800
Porcelain eyebath
1775-1785
Creamware plate
1771-1800
Plane table outfit by Benjamin Cole
1750-1766
Stanhope square demonstrator, c.1805.
circa 1805
Doorcase 56 Lincoln’s Inn Fields
circa 1750
Demainbray's model scorpion catapult
1745-1755
Demainbray's Archimedean screw
1752
Mezzotint portrait of Benjamin Franklin
1762
Demainbray's convex lens
1750
‘Medico-Electrical Machine’ by Nairne and Blunt
1782-1793
Pocket microscope by Jeremiah Sisson
1752
Mural arc made for King George III
1770
Lunardi's second balloon ascending from St. George's Fields, 1785
1785-1790
Satirical print of a failed balloon launch from Foley House, London in 1784
1784
Pair of bar magnets in box
1750-1795
Divers Projets
1798
Etching of an electrically powered garden
1755
100 Link Steel Surveying Chain, 1784.
1784
Clarke's Hydrometer (c. 1755)
1755
Demainbray's hydrostatic paradox vessels
1735-1752
George III's weighted cylinder
1762
Unweighted cylinder in frame
1762
‘Visual glasses’ designed by Benjamin Martin
1756-1800
Section of lightning conductor from St Paul’s cathedral
1769
Demainbray's turquoise disc
1745-1755
Demainbray's yellow disc
1745-1755
The Improved Pedometer or Waywiser
1765-1806
Demainbray's Irish low-backed cart model
1735-1754.
Square signed "J.Ramsden, 1757"
1757
Hindley's pyrometer and three expansion tubes made by Henry Hindley
1752
Glass bell jar with a brass collar
1761
Stipple-engraved portrait of Margaret Bryan and two children
1797
King George III's friction machine
1762
George III's apparatus for oblique and compound collision
1762
Double brass stand for bell jars on a brass pillar
1761
George III's cycloidal pendulum
1762
George III's tidal demonstration model
1762
King George III's central forces machine
1762
George III's pendulum
1762
Letter opener with calendar and map, 1893-1894
1893-4
Scientific Researches! - New Discoveries in Pneumaticks! - or, an Experimental Lecture on the Powers of Air
1802
Deck-watch used by Capt. George Vancouver on board HMS Discovery 1791-5
1791
Pivoted-detent escapement watch by Larcum Kendall
1786
Watch with four outer cases, made by Edward Prior for the Turkish export market
1800
Pivoted-detent escapement watch by John Arnold
1776
Souscription watch, by Abraham-Louis Breguet
1805