Marine Timekeeper known as 'H5' by John Harrison and Son 1770
1770
Electrical chimes by George Adams
1781-1790
Rawhide bag for storing cinchona bark
1777-1785
Refracting telescope with achromatic lens, made by the Dollond family
1760-1775
Theodolite used for the Principal Triangulation of Great Britain
1791
Marine chronometer by John Arnold and Son
1795
Arkwright's Water Frame
1775
Arkwright's Water Frame, 1775
1775
Seal die, Ashby De La Zouch Canal Company
1794
‘Medico-Electrical Machine’ by Nairne and Blunt
1782-1793
Pocket microscope by Jeremiah Sisson
1752
Lunardi's second balloon ascending from St. George's Fields, 1785
1785-1790
Satirical print of a failed balloon launch from Foley House, London in 1784
1784
Demainbray's cometarium
1750-1760
Clarke's Hydrometer (c. 1755)
1755
Unweighted cylinder in frame
1762
George III's weighted cylinder
1762
Section of lightning conductor from St Paul’s cathedral
1769
Square signed "J.Ramsden, 1757"
1757
Glass bell jar with a brass collar
1761
Hindley's pyrometer and three expansion tubes made by Henry Hindley
1752
King George III's friction machine
1762
George III's apparatus for oblique and compound collision
1762
Double brass stand for bell jars on a brass pillar
1761
George III's cycloidal pendulum
1762
George III's tidal demonstration model
1762
King George III's central forces machine
1762
George III's pendulum
1762
Deck-watch used by Capt. George Vancouver on board HMS Discovery 1791-5
1791
Pivoted-detent escapement watch by Larcum Kendall
1786
Watch with four outer cases, made by Edward Prior for the Turkish export market
1800
Pivoted-detent escapement watch by John Arnold
1776
Watch movement with spring detent escapement by John Arnold and Son
1787
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
Spring-detent escapement watch with gold case by John Barwise
1800
Compass
1800
Gold repoussé watch depicting the Choice of Hercules, by John Ellicott
1767
Under-painted horn pair cased watch by George Flote
1800
Lever escapement watch by Josiah Emery
1792
Watch movement with remontoir and two balance springs by Thomas Mudge
1755
A skeleton clock designed to represent the terrestial globe by Henry Gratte
1800
Small lantern clock with alarm signed George Graham
1750-1760
Watch with enamel portrait of the actor David Garrick
1750-1799
Verge watch in Staffordshire enamelled case by Ann Phillips
1790
Chronometer movement by John Arnold & Son
1795
Eight-day marine chronometer by John Arnold & Son
1795
Pedometer by Spencer and Perkins
1775-1800
Silver watch by Brockbanks
1790