Telescope by Galileo (replica)
1610; 1923
Coalbrookdale by Night by Philippe Jacques de Loutherbourg
1801
Maudslay 's Lord Chancellor bench micrometer
1805
'Haystack' Boiler, 1775-1799
1775-1799 (original); 1900-1907 (model)
Atmospheric Engine by John Smeaton, 1772
1772 (original); 1919 (model)
Pair-cased pocket watch in pinchbeck and leather outer casing with verge escapement
1705-1737
Model, of Woolf's Water Tube Boiler, 1819
1819
Boring machine, Yard No. 642
1804-1807
Neolithic flint scraper
4000-2001 BCE
Gold amulet in the form of a cobra
2000-100 BCE
Marine chronometer by Brockbanks
1802
Five wooden molecular model balls
circa 1810
Marine chronometer by John Arnold
1802
Copy of Chamberlen obstetric forceps
1813
Silver ear trumpet hearing aid, London, England, 1814
1814
Oval snuff box, England, 1807
1807
Small screw-cutting device or fusee engine for clock-maker's use
circa 1800
Sample of gutta percha insulated cable, 1863-7
1863-7
Piston and Rod, from Newcomen Pumping Engine 'Old Sarah'
1815
Gold watch by John Gibson, Royal Exchange
1808
Model, press for cutting out coin blanks
circa 1808
Eight-day marine chronometer by Barrauds, London
1816
Automaton watch by Jean Robert Soret
1812
Slide rule for exchange of weights and measures
1815
A skeleton clock designed to represent the terrestial globe by Henry Gratte
1800
Silver vinaigrette with hinged lid
1809
Gold watch by Robert Roskell
1814
Letter opener with calendar and map, 1893-1894
1893-4
Sunderland ware jug decorated with pink lustre bands and splashes
1813
Watch with chaff-cutter escapement by John Grant
1804
Compass
1800
Quarter-repeating gold watch by Abraham-Louis Breguet
circa 1808
Watch movement by John Grant
1800
Quarter-repeating gold watch by Abraham-Louis Breguet
1801-1819
Silver Regency tripod mustard pot
1811-1812
Watch with four outer cases, made by Edward Prior for the Turkish export market
1800
'Souscription' watch by Abraham-Louis Breguet
1800
Ebony and brass octant.
1805-1815
Gold watch by Recordon
1807
Souscription watch, by Abraham-Louis Breguet
1805
Half-penny coin
1806
Gold watch with spring detent escapement by Ellicott and Taylor
1815
Spring-detent escapement watch with gold case by John Barwise
1800
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
Cylinder electrical machine, 1810-1817
1810-1817
Repeating watch movement by Vulliamy
1800
A Royal watch by Samuel Houston
1807
Ready reckoner for ship's cargoes
1807
Under-painted horn pair cased watch by George Flote
1800
Souscription watch by Abraham-Louis Breguet
circa 1801