Pocket globe in case by Dudley Adams
1799-1802
Coalbrookdale by Night by Philippe Jacques de Loutherbourg
1801
Replica of Islamic Astrolabe
1066; 1876
Divers Projets
1798
Stipple-engraved portrait of Margaret Bryan and two children
1797
Letter opener with calendar and map, 1893-1894
1893-4
Souscription watch, by Abraham-Louis Breguet
1805
'Souscription' watch by Abraham-Louis Breguet
1800
Automaton watch by Jean Robert Soret
1812
Watch with enamel case made for the Turkish market
1805-1815
Repeating watch with unusual escapement by Abraham-Louis Breguet
1795
Quarter-repeating gold watch by Abraham-Louis Breguet
circa 1808
Gold amulet in the form of a cobra
2000-100 BCE
Copy of Chamberlen obstetric forceps
1813
Conjectural model of Trevithick's locomotive 'Catch-me-who-can'
1808
Pendulum clock designed by Galileo in 1642 and made by his son in 1649, model.
1642-1649 (original); 1883 (model)
Stanhope square demonstrator, c.1805.
circa 1805
Gold watch by Robert Roskell
1814
Five wooden molecular model balls
circa 1810
Cylinder electrical machine, 1810-1817
1810-1817
Two Perkins 'tractors'
1795-1805
Ready reckoner for ship's cargoes
1807
Stipple-engraved portrait of Benjamin Martin
1815
Slide rule for exchange of weights and measures
1815
Chronometer in Gold Case by Thomas Earnsham, 1795-1810
1795-1810
Sample of gutta percha insulated cable, 1863-7
1863-7
Gold watch by John Gibson, Royal Exchange
1808
Watch with four outer cases, made by Edward Prior for the Turkish export market
1800
Spring-detent escapement watch in a gold case by Reid & Co. London
1807
Spring-detent escapement watch with gold case by John Arnold and Son
1796
Spring-detent escapement watch with gold case by John Barwise
1800
Compass
1800
Under-painted horn pair cased watch by George Flote
1800
Marine chronometer by Thomas Earnshaw
1795-1805
Gold watch by Recordon
1807
Silver one-minute tourbillon watch by Abraham-Louis Breguet, sold to the Princess de Valençay in 1812.
1812
Lever escapement watch by John Grant
1795
A skeleton clock designed to represent the terrestial globe by Henry Gratte
1800
A Royal watch by Samuel Houston
1807
Marine chronometer by John Arnold
1802
Chronometer movement by John Arnold & Son
1795
Eight-day marine chronometer by John Arnold & Son
1795
Eight-day marine chronometer by Barrauds, London
1816
Marine chronometer by Brockbanks
1802
East Indiaman Herefordshire
1815
Half-penny coin
1799
Half-penny coin
1806
Set of 7 square brass grain weights and two folded pieces of paper: one of which is inscribed with ‘Alicante’, for the Mark of Alicante from the Castlereagh Collection
1800-1818
Set of 8 brass nested cup weights for the Mark of Alicante from the Castlereagh Collection for Alicante
1800-1818
Sycamore (wood) case with lid, for the Mark of Alicante from the Castlereagh Collection
1800-1818