Plaster bust
1790-1819
Reproduction in wood, Dr Joseph Black
1809
Reproduction of Egyptian head in mahogany
1790-1819
Plaster mould
1790-1819
Five wooden molecular model balls
circa 1810
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
Hedley's experimental model for testing adhesion.
1812
Ready reckoner for ship's cargoes
1807
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
Stipple-engraved portrait of Benjamin Martin
1815
Pair of bar magnets in box
1750-1795
Divers Projets
1798
Etching of an electrically powered garden
1755
Demainbray's cometarium
1750-1760
100 Link Steel Surveying Chain, 1784.
1784
Clarke's Hydrometer (c. 1755)
1755
George III's weighted cylinder
1762
Unweighted cylinder in frame
1762
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
Square signed "J.Ramsden, 1757"
1757
Slide rule for exchange of weights and measures
1815
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
Chronometer in Gold Case by Thomas Earnsham, 1795-1810
1795-1810
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
model carriage chassis with two axles, 1762
1762
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
Cylinder electrical machine, 1810-1817
1810-1817
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