Marine Timekeeper known as 'H5' by John Harrison and Son 1770
1770
Dental Pelican for Tooth Pulling
1701-1800
Wooden Acupuncture Model
1681
Napier's Bones
1690
Theodolite used for the Principal Triangulation of Great Britain
1791
Arkwright's Water Frame
1775
Anamorphosis Painting of Perspective View of a Ship Model
1744-1774
Early balance spring watch by Thomas Tompion
1675-1679
'Dutch forgery' watch signed John Wilter
1780
Arkwright's Water Frame, 1775
1775
Seal die, Ashby De La Zouch Canal Company
1794
Doorcase 56 Lincoln’s Inn Fields
circa 1750
Demainbray's Archimedean screw
1752
Mezzotint portrait of Benjamin Franklin
1762
Demainbray's syphon
1701-1752
Pair of bar magnets in box
1750-1795
Divers Projets
1798
Etching of an electrically powered garden
1755
Demainbray's polemoscope
1701-1752
Demainbray's speaking trumpet
1700-1752
Demainbray's hydrostatic paradox vessels
1735-1752
Demainbray's turquoise disc
1745-1755
Demainbray's yellow disc
1745-1755
Demainbray's Irish low-backed cart model
1735-1754.
Stipple-engraved portrait of Margaret Bryan and two children
1797
'Souscription' watch by Abraham-Louis Breguet
1800
Repeating clock-watch with dials on front and back by Gautrin, Paris
1780
'Early 'perpetuelle' watch by Abraham-Louis Breguet
1783-1800
Repeating watch by William Andreas Enderlin with enamel in the manner of Jean Mussard V
1700-1725
Verge escapement watch movement by Ahasuerus Fromanteel
1685
Wandering hour watch by Sinclare, Dublin, c.1690
1690
Repeating watch with unusual escapement by Abraham-Louis Breguet
1795
Hexagonal table clock by Johann Schmidtbaur
1700-1725
Gold and enamel watch by Robert Robin
1785-1795
Leber-pattern dental forceps
1770-1800
Netsuke depicting man with moxa on leg
1771-1800
Wooden figure of man practising moxibustion
1750-1800
Medal, Blanchard's balloon ascent, Nuremberg, Germany, 1787
1785
Wax male figure showing the veins and some organs of the body, Florence, Italy, 1776-1780
1776-1780
Wax male figure showing the arteries of the body, Florence, Italy, 1776-1780
1776-1780
Wax male figure showing the muscles of the body
1776-1780
Demainbray's convex lens
1750
Pendulum clock by Pieter Visbach
1660
Gold amulet in the form of a cobra
2000-100 BCE
Pill tile with four short legs
1701-1800
Tall mortar with flared rim and accompanying pestle
1700-1800
Spoon with folding handle
1778
Tin-glazed earthenware drug jar
1701-1800
Tobacco jar carved in the form of human skull and snake
1701-1800
Adjustable dental pelican with two claws
1720-1800