Letter opener with calendar and map, 1893-1894
1893-4
Automaton watch by Jean Robert Soret
1812
Gold amulet in the form of a cobra
2000-100 BCE
Copy of Chamberlen obstetric forceps
1813
Telescope by Galileo (replica)
1610; 1923
Stipple-engraved portrait of Benjamin Martin
1815
Slide rule for exchange of weights and measures
1815
Sample of gutta percha insulated cable, 1863-7
1863-7
Silver one-minute tourbillon watch by Abraham-Louis Breguet, sold to the Princess de Valençay in 1812.
1812
Gold watch by Robert Roskell
1814
Hedley's experimental model for testing adhesion.
1812
Five wooden molecular model balls
circa 1810
East Indiaman Herefordshire
1815
Silver Regency tripod mustard pot
1811-1812
Freud electronic laughing ball
1990-96
Atmospheric Engine by John Smeaton, 1772
1772 (original); 1919 (model)
Chemical Lectures
circa 1810
Silver ear trumpet hearing aid, London, England, 1814
1814
'Haystack' Boiler, 1775-1799
1775-1799 (original); 1900-1907 (model)
Piston and Rod, from Newcomen Pumping Engine 'Old Sarah'
1815
Neolithic flint scraper
4000-2001 BCE
Sunderland ware jug decorated with pink lustre bands and splashes
1813
Pair-cased pocket watch in pinchbeck and leather outer casing with verge escapement
1705-1737
Gold watch with spring detent escapement by Ellicott and Taylor
1815
Gold and enamel half-quarter repeater watch by Brockbanks
1812
'Puffing Billy' Locomotive with Tender and Rails
1813-1814
Mobile cellular telephone (Motorola 'Flip Phone') model no. F09SQD8955AB
1990-95
Copy of a bloodletting measuring device, England, 1977
1977; 1204-1206
Replica of Lightning Conductor by Benjamin Franklin, United States, 1730-1760
1730-1760 (original); 1931-1939 (replica)
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
The Collier
1813
Copy of clay liver used for divination, original from Babylon, 2050-1750 BCE
2050-1750 BCE
Tin can used for the early preservation of food
1812
Isaac Newton’s Reflecting Telescope (replica)
1668; 1924
Silhouette of child
circa 1810
Silhouette of man
circa 1810
Two washers
15/7/27
Col. aquatint: Kitchen of Trinity College
1815
Ackermann's Transparency
1814
Two washers
15/7/27
Engraving of Graving dock
1840-160
Polished stone (Chert) weight from excavations at Mohenjodaro
circa 3000 BCE
Pottery vase found at Nihawnad, Persia
3000 BCE
Polished stone (Chert) weight from excavations at Mohenjodaro
circa 3000 BCE
Polished stone (Chert) weight from excavations at Mohenjodaro
circa 3000 BCE
Polished stone (Chert) weight from excavations at Mohenjodaro
circa 3000 BCE
Polished stone (Chert) weight from excavations at Mohenjodaro
circa 3000 BCE
Shell used as Ink and Paint Well, Egypt, 3000 BCE
3000 BCE
Persian pottery measure
circa 3000 BCE