George III's pendulum
1762
King George III's central forces machine
1762
Etching of an electrically powered garden
1755
Glass bell jar with a brass collar
1761
Double brass stand for bell jars on a brass pillar
1761
Square signed "J.Ramsden, 1757"
1757
George III's weighted cylinder
1762
model carriage chassis with two axles, 1762
1762
Mezzotint portrait of Benjamin Franklin
1762
George III's tidal demonstration model
1762
Hindley's pyrometer and three expansion tubes made by Henry Hindley
1752
Pocket microscope by Jeremiah Sisson
1752
King George III's friction machine
1762
Demainbray's Archimedean screw
1752
Unweighted cylinder in frame
1762
Clarke's Hydrometer (c. 1755)
1755
Demainbray's convex lens
1750
George III's cycloidal pendulum
1762
George III's apparatus for oblique and compound collision
1762
Cutter, Alert
1755
Doorcase 56 Lincoln’s Inn Fields
circa 1750
Gold amulet in the form of a cobra
2000-100 BCE
Demainbray's cometarium
1750-1760
Pair-cased pocket watch in pinchbeck and leather outer casing with verge escapement
1705-1737
George III's compound engine
1762
Model diving bell with 12 sinking weights
before 1753
Demainbray's optical model
1752
George III's clockwork bell
1761
Demainbray's optical model
1752
Silver microscope by George Adams, c. 1761.
1763
Demainbray's convex mirror
1752
George III's philosophical table
1761-1762
Demainbray's four wheeled wagon model
1751
Demainbray's optical model
1752
Mahogany cross-piece for an air pump
1761
George III's glass sphere
1761
George III's inclined plane and Horse-way
1762
Demainbray's optical model
1752
George III's model crriage body
1762
Mahogany board with round ends and two short brass pillars
1761
Cutter, Alert
1755
Two brass pillars for an air pump
1761
Freud electronic laughing ball
1990-96
Model of Hooke's universal joint
1760
George III's double-barrelled air pump
1761
George III's Magdeburg hemispheres
1761
Demainbray's model of a camera obscura
1752
Neolithic flint scraper
4000-2001 BCE
Axe head shaped flint
10000-5000 BCE
Iron Weight
1910-130