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

Section of lightning conductor from St Paul’s cathedral

1769

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

George III's weighted cylinder

1762

model carriage chassis with two axles, 1762

1762

Mezzotint portrait of Benjamin Franklin

1762

George III's tidal demonstration model

1762

King George III's friction machine

1762

Unweighted cylinder in frame

1762

Expedition Crane

1764

George III's cycloidal pendulum

1762

George III's apparatus for oblique and compound collision

1762

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

Perspective drawing apparatus, incomplete, in integral mahogany case

1760-1770

Pair-cased pocket watch in pinchbeck and leather outer casing with verge escapement

1705-1737

George III's compound engine

1762

George III's clockwork bell

1761

Silver microscope by George Adams, c. 1761.

1763

George III's philosophical table

1761-1762

Mezzotint portrait of John Bird

1776

Mahogany cross-piece for an air pump

1761

English wooden doll

circa 1780

Refracting telescope with achromatic lens, made by the Dollond family

1760-1775

George III's glass sphere

1761

George III's inclined plane and Horse-way

1762

Engraving of a demonstration to compare lightning conductor designs

1778-1780

Magnetic toy by George Adams

1765

George III's model crriage body

1762

Mahogany board with round ends and two short brass pillars

1761

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)

Two brass pillars for an air pump

1761

Freud electronic laughing ball

1990-96

Dial micrometer, 1760-1772.

1760-1772

Wood moulding plane, dated 1771

1771

Arkwright's prototype spinning machine, 1769.

1769

Arkwright's Water Frame, 1775

1775

Model of Hooke's universal joint

1760

Textile printing block, rectangular

1760-1775 probable date

George III's double-barrelled air pump

1761