Marine Timekeeper known as 'H5' by John Harrison and Son 1770
1770
Arkwright's Water Frame, 1775
1775
Dental Pelican for Tooth Pulling
1701-1800
Wooden Acupuncture Model
1681
Napier's Bones
1690
Orrery made by John Rowley for the Earl of Orrery
1712-1713
Watch in a puddingstone, gold and diamond case by John Leroux
1775-1785
Divers Projets
1798
Anamorphosis Painting of Perspective View of a Ship Model
1744-1774
'Haystack' Boiler, 1775-1799
1775-1799 (original); 1900-1907 (model)
Rotative Steam Engine by Boulton and Watt, 1788
1788
Hand painted Indian cotton fabric
1700-1800
Early balance spring watch by Thomas Tompion
1675-1679
Theodolite used for the Principal Triangulation of Great Britain
1791
Dividing engine for making sextants and octants
Made late 1700s, modified 1800s
Longcase clock by James and John Harrison
1728
Doorcase 56 Lincoln’s Inn Fields
circa 1750
Demainbray's Archimedean screw
1752
Demainbray's syphon
1701-1752
Pair of bar magnets in box
1750-1795
Demainbray's polemoscope
1701-1752
Demainbray's speaking trumpet
1700-1752
Celestial globe by Willem Janszoon Blaeu
1603
Demainbray's hydrostatic paradox vessels
1735-1752
Demainbray's turquoise disc
1745-1755
Demainbray's yellow disc
1745-1755
Rock crystal and silver watch in the form of a tulip, by Sermand c.1640
1640
Watch in an octagonal silver case by Robert Grebauval
1625
Silver watch in the shape of a Tudor rose by William Clay
1640
'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
Watch by David Margotin with a Blois Enamelled Case
1601-1700
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
Astronomical 'Masterpiece' Clock by Johann Schneider
1625
Ivory folding sundial by Jacob Karner
1630
Gold and enamel watch by Robert Robin
1785-1795
Leber-pattern dental forceps
1770-1800
Netsuke depicting man with moxa on leg
1771-1800
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
Tin-glazed earthenware drug jar
1601-1800