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
Hindley's pyrometer and three expansion tubes made by Henry Hindley
1752
Demainbray's Archimedean screw
1752
Clarke's Hydrometer (c. 1755)
1755
Cutter, Alert
1755
Square signed "J.Ramsden, 1757"
1757
Pocket microscope by Jeremiah Sisson
1752
Mahogany cross-piece for an air pump
1761
Pair-cased pocket watch in pinchbeck and leather outer casing with verge escapement
1705-1737
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 optical model
1752
George III's glass sphere
1761
Demainbray's optical model
1752
Demainbray's model of a camera obscura
1752
Mahogany board with round ends and two short brass pillars
1761
Neolithic flint scraper
4000-2001 BCE
Two brass pillars for an air pump
1761
Freud electronic laughing ball
1990-96
Model of Hooke's universal joint
1760
George III's clockwork bell
1761
George III's double-barrelled air pump
1761
George III's Magdeburg hemispheres
1761
Cutter, Alert
1755
Watch movement with remontoir and two balance springs by Thomas Mudge
1755
Model of Persian wheel with chain of pots
1754
Mezzotint. Portrait of John Dollond. F.R.S. by J.R
1761
Jonathan Hull's 'A Description and Draught of a Newly-Invented Machine'
1850-1899
Two oil paintings of armed Cutter "Alert" (1753-4) each in gilt frames (bow and stern views)
1753-1754
Brass truncated cone
1761
Model of Ggantija megalithic temple on the Maltese island of Gozo, 3000-2500 BC.
3000-2500 BCE
Tubes for the whirling table
1753
Ancient Egyptian flint saw, replica
circa 3000 BCE
Prior Park, the Seat of Ralph Allen, Esqre, near Bath
1752
Reversible axe on adze, green stone blade, North Papua (Astrolabe Bay)
2000 BCE
Silver medal commemorating Charles Alexander Loth
1756
One cinquina
1752
Medal, copper of Dean Jean-Baptiste Louis Chomel
1756
Brass medal
1758
Bronze prize medal
1758
Circular silver medal
1756
Bronze medal
1759
Commemorative medal
1759
Medal, silver, commemorating Jean-Baptiste Louis Chomel
1756
Circular bronze medal
1754