Medal, commemorating the first balloon ascents in Italy
1784
Silver pill box, Birmingham, England, 1797
1797
Engraving Carte de la Rade e Cherbourg levée en l'année 1787
1787
Print, ascent of a Montgolfier balloon
1783
Mrs. Sage
1785
Achromatic doublet lens with a focal length of 52 inches
1780
Pair-cased pocket watch in pinchbeck and leather outer casing with verge escapement
1705-1737
Theodolite used for the Principal Triangulation of Great Britain
1791
Moon globe by John Russell;England;1797
1797
Watch with spring detent escapement by John Arnold and Son
1788
Half-quarter repeating gold watch by Mudge and Dutton
1791
Terrestrial globe by John and William Cary, London
1790-1794
Gold minute repeating watch by Abraham-Louis Breguet
1784
Gold lever escapement watch by John Leroux
1785
Portrait oil painting of John Arnold and family 1783-1787
1783-1787
Watch incorporated into a ring
1785-1795
Parts from a constant-force escapement by Thomas Mudge
1785
Marine chronometer by John Arnold and Son
1795
Marine chronometer movement by Brockbanks
1787
Clock-watch by Daniel De St Leu
1797
'Dutch forgery' watch signed John Wilter
1780
Neolithic flint scraper
4000-2001 BCE
Orrery planetary model
1789-1795
Physionotrace of Madam Roland
1793
Lancaster canal shipping note
1794-03-03
Pirn Winder
1780-1790
The Coal Viewer and Engine Builder's Companion / John Curr of Sheffield
1795
Extending spectacles and case
1790-1793
Jonathan Hull's 'A Description and Draught of a Newly-Invented Machine'
1850-1899
Chevalier Humguffier and the Marquis de Gull; excursion to the Moon in their new Aerial vehicle
1784
Irish Linen Industry
1791
View of the Boiling Spring in Iceland Called the Great Geyser
1789
Reproduction of Joseph Priestley's oxygen apparatus
1774; 1923
Two Guillotine blades and plinth
1790-1794
Pendulum clock designed by Galileo in 1642 and made by his son in 1649, model.
1642-1649 (original); 1883 (model)
'Military Surgical Instruments', published Vienna, Austria, 1782
1782
Universal microscope with case and lid
1782
Gold amulet in the form of Duamutef, Egypt, 2000-100 BCE
2000-100 BCE
Regulator clock made by Vulliamy for King George III
1780
Roman stone water main
30
Morse Code Signal Lamp
1785
'A Letter to Lord Viscount Howe....', Printed from Logotypes, 1787
1787
Replica of Roman equal-arm balance, from Pompeii, 79 AD
1-79 CE; before 1914
Steel urethrotome
1801-1700
Tobacco resuscitator kit, England, 1785
1785
Two bladed fleam
1781
Model of Sun and Planet Gearing
1782-1784
Model of an Egyptian boat in XII Dynasty Tomb
1991-1783 BCE
Spindle with Whorl, Stone Age
5000-500 BCE
gold token redeemable as one halfpenny by John Stride of Emsworth
1795