Demainbray's Archimedean screw
1752
Etching of an electrically powered garden
1755
Hindley's pyrometer and three expansion tubes made by Henry Hindley
1752
Double brass stand for bell jars on a brass pillar
1761
Watch with double dial
1760
Gold amulet in the form of a cobra
2000-100 BCE
Cutter, Alert
1755
Pocket microscope by Jeremiah Sisson
1752
Clarke's Hydrometer (c. 1755)
1755
Square signed "J.Ramsden, 1757"
1757
Watch movement with remontoir and two balance springs by Thomas Mudge
1755
Glass bell jar with a brass collar
1761
Model diving bell with 12 sinking weights
before 1753
George III's glass sphere
1761
Demainbray's convex mirror
1752
Demainbray's optical model
1752
Demainbray's optical model
1752
Demainbray's optical model
1752
Demainbray's optical model
1752
Demainbray's model of a camera obscura
1752
Mahogany cross-piece for an air pump
1761
Mahogany board with round ends and two short brass pillars
1761
Two brass pillars for an air pump
1761
Neolithic flint scraper
4000-2001 BCE
Cutter, Alert
1755
Pair-cased pocket watch in pinchbeck and leather outer casing with verge escapement
1705-1737
George III's Magdeburg hemispheres
1761
George III's clockwork bell
1761
George III's double-barrelled air pump
1761
Pedometer by Benjamin Grey
1755
Quarter-repeating watch by Thomas Mudge
1755
Model of Hooke's universal joint
1760
Pendulum clock designed by Galileo in 1642 and made by his son in 1649, model.
1642-1649 (original); 1883 (model)
Model of the Asklepion at Epidaurus, Greece, 1936
1936
Mobile cellular telephone (Motorola 'Flip Phone') model no. F09SQD8955AB
1990-95
Telescope by Galileo (replica)
1610; 1923
Model of Gutenberg's Press, 1430
1960-1979
Isaac Newton’s Reflecting Telescope (replica)
1668; 1924
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
Silver medal to commemorate the opening of the theatre of the Surgical Society
1753
Silver medal
1756
Medal, one sided
1758
Medal, silver, obverse strike only
1676; 1840-1865
Medal, silver, commemorating Jean-Baptiste Boyer
1756