Clarke's Hydrometer (c. 1755)
1755
Etching of an electrically powered garden
1755
Gold amulet in the form of a cobra
2000-100 BCE
Telescope by Galileo (replica)
1610; 1923
Cutter, Alert
1755
Demainbray's Archimedean screw
1752
Pocket microscope by Jeremiah Sisson
1752
Square signed "J.Ramsden, 1757"
1757
Hindley's pyrometer and three expansion tubes made by Henry Hindley
1752
Watch with double dial
1760
Watch movement with remontoir and two balance springs by Thomas Mudge
1755
Freud electronic laughing ball
1990-96
Neolithic flint scraper
4000-2001 BCE
Demainbray's convex mirror
1752
Demainbray's model of a camera obscura
1752
Cutter, Alert
1755
Model diving bell with 12 sinking weights
before 1753
Pair-cased pocket watch in pinchbeck and leather outer casing with verge escapement
1705-1737
Model of Hooke's universal joint
1760
Demainbray's optical model
1752
Demainbray's optical model
1752
Demainbray's optical model
1752
Demainbray's optical model
1752
Demainbray's four wheeled wagon model
1751
Pedometer by Benjamin Grey
1755
Quarter-repeating watch by Thomas Mudge
1755
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
Copy of clay liver used for divination, original from Babylon, 2050-1750 BCE
2050-1750 BCE
Isaac Newton’s Reflecting Telescope (replica)
1668; 1924
Two washers
15/7/27
Figure du Passage de Venus sur le disque du Soleil
1760
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
Persian pottery measure
circa 3000 BCE
Flint Handaxe from Egypt, Neolithic
9000-2700 BCE
One of two Sumerian solid cylindrical weights
circa 2000 BCE
Model of a Greek Trireme
1900-1943
Flint hand tool from Al-Fayyum in Egypt, Stone Age.
8500-2000 BCE