Arkwright's Water Frame, 1775
1775
Rotative Steam Engine by Boulton and Watt, 1788
1788
Marine Timekeeper known as 'H5' by John Harrison and Son 1770
1770
Small orrery by Benjamin Martin
1738-1777
Medal commemorating the Montgolfier unmanned balloon ascent
1783
Medal, Blanchard's balloon ascent, Nuremberg, Germany, 1787
1785
Medal commemorating balloon flight of Blanchard at Frankfurt
1785
Small white cup in soft paste porcelain
1748-1763
Watt's end measuring machine
1776
Seal die, Ashby De La Zouch Canal Company
1794
Joseph Priestley LLD FRS
1782
Praeclarissimus Isaacus Newton Eques
1787
Expedition Crane
1764
Chronometer watch in silver case by John Arnold and Son
hallmarked 1788
Hydrostatic balance by Jesse Ramsden, London, 1785-1789
1785-1789
Portrait mezzotint print from engraving of Phelps Thomas and Bartlett John, 1778
1778
Plane table outfit by Benjamin Cole
1750-1766
Doorcase 56 Lincoln’s Inn Fields
circa 1750
Cutter, Alert
1755
Demainbray's model scorpion catapult
1745-1755
Demainbray's Archimedean screw
1752
Mezzotint portrait of Benjamin Franklin
1762
Demainbray's convex lens
1750
‘Medico-Electrical Machine’ by Nairne and Blunt
1782-1793
Pocket microscope by Jeremiah Sisson
1752
Mural arc made for King George III
1770
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
Pair of bar magnets in box
1750-1795
Etching of an electrically powered garden
1755
Demainbray's cometarium
1750-1760
100 Link Steel Surveying Chain, 1784.
1784
Clarke's Hydrometer (c. 1755)
1755
Demainbray's hydrostatic paradox vessels
1735-1752
Demainbray's rat's tail crane model
1735-1753
George III's weighted cylinder
1762
Unweighted cylinder in frame
1762
Section of lightning conductor from St Paul’s cathedral
1769
Demainbray's turquoise disc
1745-1755
Demainbray's yellow disc
1745-1755
Demainbray's Irish low-backed cart model
1735-1754.
Square signed "J.Ramsden, 1757"
1757
Model of William Murdock's Oscillating Engine, 1785.
1785
Pair of ebony violin fingerboard shape and sized hollow fabrications
1758-1773
Long mahogany strip brass pin gauge with five pins
1758-1769
Short mahogany strip brass pin gauge with eight pins
1758-1769
Perspective drawing apparatus, incomplete, in integral mahogany case
1760-1770
Long mahogany strip brass pin gauge with eight pins
1758-1769
Tumbler, horn, with silver strip around rim, 1742
1742
Model 'Maximum machine', before 1753.
1740-1753