Model of William Murdock's Oscillating Engine, 1785.

1785

Demainbray's turquoise disc

1745-1755

Demainbray's hydrostatic paradox vessels

1735-1752

Pair of bar magnets in box

1750-1795

Demainbray's yellow disc

1745-1755

Doorcase 56 Lincoln’s Inn Fields

circa 1750

Long mahogany strip brass pin gauge with five pins

1758-1769

Long mahogany strip brass pin gauge with eight pins

1758-1769

Short mahogany strip brass pin gauge with eight pins

1758-1769

Perspective drawing apparatus, incomplete, in integral mahogany case

1760-1770

Tumbler, horn, with silver strip around rim, 1742

1742

Pair of ebony violin fingerboard shape and sized hollow fabrications

1758-1773

Seal die, Ashby De La Zouch Canal Company

1794

Saw used by Samuel Crompton

1750-1770

Medal, Blanchard's balloon ascent, Nuremberg, Germany, 1787

1785

Demainbray's Irish low-backed cart model

1735-1754.

George III's weighted cylinder

1762

Demainbray's Archimedean screw

1752

Unweighted cylinder in frame

1762

Demainbray's model scorpion catapult

1745-1755

George III's pendulum

1762

Portrait mezzotint print from engraving of Phelps Thomas and Bartlett John, 1778

1778

King George III's central forces machine

1762

‘Medico-Electrical Machine’ by Nairne and Blunt

1782-1793

Demainbray's convex lens

1750

Model 'Maximum machine', before 1753.

1740-1753

Medal commemorating the Montgolfier unmanned balloon ascent

1783

Medal commemorating balloon flight of Blanchard at Frankfurt

1785

Small white cup in soft paste porcelain

1748-1763

Section of lightning conductor from St Paul’s cathedral

1769

Small orrery by Benjamin Martin

1738-1777

Etching of an electrically powered garden

1755

Demainbray's cometarium

1750-1760

Gold amulet in the form of a cobra

2000-100 BCE

Glass bell jar with a brass collar

1761

Double brass stand for bell jars on a brass pillar

1761

Watt's end measuring machine

1776

Square signed "J.Ramsden, 1757"

1757

100 Link Steel Surveying Chain, 1784.

1784

Satirical print of a failed balloon launch from Foley House, London in 1784

1784

Lunardi's second balloon ascending from St. George's Fields, 1785

1785-1790

model carriage chassis with two axles, 1762

1762

Mezzotint portrait of Benjamin Franklin

1762

George III's tidal demonstration model

1762

Hindley's pyrometer and three expansion tubes made by Henry Hindley

1752

Pocket microscope by Jeremiah Sisson

1752

King George III's friction machine

1762

Clarke's Hydrometer (c. 1755)

1755

Demainbray's rat's tail crane model

1735-1753

Spoon with folding handle

1778