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
Hindley's pyrometer and three expansion tubes made by Henry Hindley
1752
Pocket microscope by Jeremiah Sisson
1752
Demainbray's Archimedean screw
1752
Clarke's Hydrometer (c. 1755)
1755
Cutter, Alert
1755
Gold amulet in the form of a cobra
2000-100 BCE
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
George III's clockwork bell
1761
Demainbray's optical model
1752
Demainbray's convex mirror
1752
Demainbray's optical model
1752
Mahogany cross-piece for an air pump
1761
George III's glass sphere
1761
Demainbray's optical model
1752
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
Microscope (dated 1754)
1754
A Chain Bridge
1753
Verge repeating watch
1713-1750
John Bristow
1754
Cylinder watch in pair case
1692-1730
Print, etching of Night scene in European city
1940-1050
Upright microscope (c.1760)
1760
Flint hand tool
8500-2000 BCE
Spindle with Whorl, Stone Age
5000-500 BCE
Prior Park, the Seat of Ralph Allen, Esqre, near Bath
1752
Red granite drill core
2686-2613 BCE
Diorama of Grimes Graves Flint Mine, 2000 BC
2000 BCE
Un Animal dans la Lune
1755-1759
Small Stone Age
8500-2000 BCE
Flint hand tool, flake type, Stone Age.
8500-2000 BCE
Flint hand tool, side-scraper, made in the Stone Age.
8500-2000 BCE
Small Stone Age
8500-2000 BCE
Engraving, La Lanterne Magique
1757
Flint hand tool, side-scraper, made in the Stone Age.
8500-2000 BCE