Lunardi's second balloon ascending from St. George's Fields, 1785
1785-1790
Grave marker, grave '221'
1860-1920
Three curved rectangular form brass castings
1782
Brass casting, roughly cylindrical, three sinkings in surface
1782
Model of William Murdock's Oscillating Engine, 1785.
1785
Gold amulet in the form of a cobra
2000-100 BCE
100 Link Steel Surveying Chain, 1784.
1784
Straight spectacles
1796-1797
Hydrostatic balance by Jesse Ramsden, London, 1785-1789
1785-1789
Transverse folding spectacles
1796-1798
Chronometer watch in silver case by John Arnold and Son
hallmarked 1788
Joseph Priestley LLD FRS
1782
Half-penny coin
1799
Medal, Blanchard's balloon ascent, Nuremberg, Germany, 1787
1785
Divers Projets
1798
Medal commemorating balloon flight of Blanchard at Frankfurt
1785
Medal commemorating the Montgolfier unmanned balloon ascent
1783
Repeating watch with unusual escapement by Abraham-Louis Breguet
1795
Repeating clock-watch with dials on front and back by Gautrin, Paris
1780
Gold and enamel watch by Robert Robin
1785-1795
Telescope by Galileo (replica)
1610; 1923
‘Medico-Electrical Machine’ by Nairne and Blunt
1782-1793
Electrical chimes by George Adams
1781-1790
Satirical print of a failed balloon launch from Foley House, London in 1784
1784
Glass bottle for paregoric elixir
1786-1795
Pivoted-detent escapement watch by Larcum Kendall
1786
Deck watch by John Arnold and Son
1790
Spring-detent escapement watch with gold case by John Arnold and Son
1796
Spring detent watch by John Arnold, used by Ruth Bellville and family to distribute GMT c.1834-1940
1794
Watch movement with spring detent escapement by John Arnold and Son
1787
Deck-watch used by Capt. George Vancouver on board HMS Discovery 1791-5
1791
Lever escapement watch by Josiah Emery
1792
Lever escapement watch by John Grant
1795
Chronometer movement by John Arnold & Son
1795
Eight-day marine chronometer by John Arnold & Son
1795
Musical table clock by Thwaites for Barraud
1788
Silver watch by Brockbanks
1790
Gold and enamel watch by Andrews
1785-1795
Silver watch with unusual Robin escapement
1792
Verge watch in Staffordshire enamelled case by Ann Phillips
1790
Marine timekeeper with constant force escapement by Josiah Emery
1792
Guilloché enamel watch displaying solar and sidereal time, by George Margetts
1790
Stipple-engraved portrait of Margaret Bryan and two children
1797
Marine chronometer by John Arnold and Son, 1787-1799
1787-1799
Vacuum Gauge by Boulton and Watt
1794
Atmospheric Engine by John Smeaton, 1772
1772 (original); 1919 (model)
Rotative Steam Engine by Boulton and Watt, 1788
1788
'Haystack' Boiler, 1775-1799
1775-1799 (original); 1900-1907 (model)
Neolithic flint scraper
4000-2001 BCE
Theodolite used for the Principal Triangulation of Great Britain
1791