Etching of an electrically powered garden
1755
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
Demainbray's optical model
1752
Demainbray's convex mirror
1752
Demainbray's optical model
1752
Demainbray's optical model
1752
Cutter, Alert
1755
Freud electronic laughing ball
1990-96
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
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
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
Flint hand tool, side-scraper, made in the Stone Age.
8500-2000 BCE
Flint hand tool, core-type, Stone Age.
8500-2000 BCE
Flint hand tool
8500-2000 BCE
Flint hand tool
8500-2000 BCE
Flint hand tool, core-type, Stone Age.
8500-2000 BCE
Reversible axe on adze, green stone blade, North Papua (Astrolabe Bay)
2000 BCE
Brass Clarke's hydrometer
1755
Pewter bleeding bowl
1752
Urethrotome, steel, poor condition
1801-1700
Forceps, spring-action, steel
1801-190
Plaque showing dental and surgical operations, Europe, 1801-1900
1300-1700; 1801-1900
Two washers
15/7/27
Two washers
15/7/27
Engraving of Graving dock
1840-160
NEMA cryptography machine type T-D
1945-50