Portrait mezzotint print from engraving of Phelps Thomas and Bartlett John, 1778
1778
Section of lightning conductor from St Paul’s cathedral
1769
Watt's end measuring machine
1776
Joseph Priestley LLD FRS
1782
Mural arc made for King George III
1770
Wax male figure showing the arteries of the body, Florence, Italy, 1776-1780
1776-1780
Spoon with folding handle
1778
Wax male figure showing the muscles of the body
1776-1780
Gold amulet in the form of a cobra
2000-100 BCE
Wax male figure showing the veins and some organs of the body, Florence, Italy, 1776-1780
1776-1780
Pair-cased pocket watch in pinchbeck and leather outer casing with verge escapement
1705-1737
Mezzotint portrait of John Bird
1776
English wooden doll
circa 1780
Engraving of a demonstration to compare lightning conductor designs
1778-1780
Mezzotint: Portrait of John Arnold
1770
Achromatic doublet lens with a focal length of 52 inches
1780
Atmospheric Engine by John Smeaton, 1772
1772 (original); 1919 (model)
Freud electronic laughing ball
1990-96
Wood moulding plane, dated 1771
1771
Arkwright's prototype spinning machine, 1769.
1769
Arkwright's Water Frame, 1775
1775
Wax male anatomical figure
1776-1780
Wax male figure showing the muscles and bones of the body, Florence, Italy, 1776-1780
1776-1780
Arkwright's Water Frame
1775
Neolithic flint scraper
4000-2001 BCE
Octagonal wooden telescope with slot down one side and moveable eyepice
1772-1773
Axe head shaped flint
10000-5000 BCE
Iron Weight
1910-130
Stop-watch movementwith cylinder escapement
1766
Verge repeating watch
1713-1750
Medal, silver, commemorating Joseph Philip Dean 1780-1782
1782
Optical cabinet made by B. Martin about 1771
1771
Figure-8 Microscope (c.1770)
1770
Pocket microscope in silver
1770
Silver medal commemorating a terrible flood of 20 and 21st November 1776 but location unknown
1776-1777
Verge watch in case with pendulum balance
1776
Mr Thomas Mudge
1772
Trade token
1772
Solar microscope (dated 1770) signed B.MARTIN INVT ET FECIT LONDINI NO 34
1770
Copper medal commemorating Thomas Le Vacher de la Feutrie as dean of Paris medical school 1779 to 1780
1780
Compound microscope signed J. D. V. Fokkenberg Fecit Utrecht 1777
1777
Urania Coeli
1781
Cylinder watch in pair case
1692-1730
Mortar, stoneware, impressed "Wedgwood & Bentley" and "2"
1780
Dicas hydrometer with weights
1781
Doctor Cullen
1772
Compound microscope by Joseph Brum
1772
Print, etching of Night scene in European city
1940-1050
Lever watch in case
1770-1781
Engraving : La Melancholie
1780