George III's pendulum
1762
Long mahogany strip brass pin gauge with five pins
1758-1769
Short mahogany strip brass pin gauge with eight pins
1758-1769
Perspective drawing apparatus, incomplete, in integral mahogany case
1760-1770
Long mahogany strip brass pin gauge with eight pins
1758-1769
Etching of an electrically powered garden
1755
Gold amulet in the form of a cobra
2000-100 BCE
Glass bell jar with a brass collar
1761
Double brass stand for bell jars on a brass pillar
1761
George III's weighted cylinder
1762
model carriage chassis with two axles, 1762
1762
Mezzotint portrait of Benjamin Franklin
1762
Hindley's pyrometer and three expansion tubes made by Henry Hindley
1752
Demainbray's Archimedean screw
1752
Unweighted cylinder in frame
1762
Demainbray's convex lens
1750
George III's cycloidal pendulum
1762
George III's apparatus for oblique and compound collision
1762
Saw used by Samuel Crompton
1750-1770
Doorcase 56 Lincoln’s Inn Fields
circa 1750
King George III's central forces machine
1762
Section of lightning conductor from St Paul’s cathedral
1769
Demainbray's cometarium
1750-1760
Square signed "J.Ramsden, 1757"
1757
George III's tidal demonstration model
1762
Pocket microscope by Jeremiah Sisson
1752
King George III's friction machine
1762
Clarke's Hydrometer (c. 1755)
1755
Expedition Crane
1764
Mural arc made for King George III
1770
Cutter, Alert
1755
Plane table outfit by Benjamin Cole
1750-1766
Mahogany cross-piece for an air pump
1761
Model diving bell with 12 sinking weights
before 1753
Demainbray's optical model
1752
Demainbray's optical model
1752
Demainbray's convex mirror
1752
Demainbray's four wheeled wagon model
1751
Demainbray's optical model
1752
Altazimuth theodolite by Benjamin Cole & Son
1755-1765
George III's glass sphere
1761
George III's inclined plane and Horse-way
1762
Demainbray's optical model
1752
Demainbray's model of a camera obscura
1752
Mahogany board with round ends and two short brass pillars
1761
Mezzotint: Portrait of John Arnold
1770
Neolithic flint scraper
4000-2001 BCE
Two brass pillars for an air pump
1761
Freud electronic laughing ball
1990-96
Wood moulding plane, dated 1771
1771