George III's pendulum

1762

Glass bell jar with a brass collar

1761

Double brass stand for bell jars on a brass pillar

1761

George III's weighted cylinder

1762

Mezzotint portrait of Benjamin Franklin

1762

Unweighted cylinder in frame

1762

George III's cycloidal pendulum

1762

George III's apparatus for oblique and compound collision

1762

King George III's central forces machine

1762

Section of lightning conductor from St Paul’s cathedral

1769

Gold amulet in the form of a cobra

2000-100 BCE

George III's tidal demonstration model

1762

King George III's friction machine

1762

Expedition Crane

1764

model carriage chassis with two axles, 1762

1762

Replica of 16th century German 'Hund' wagon, 1986

1986 (replica); 1501-1600 (original)

Mahogany cross-piece for an air pump

1761

George III's inclined plane and Horse-way

1762

Mahogany board with round ends and two short brass pillars

1761

Two brass pillars for an air pump

1761

Freud electronic laughing ball

1990-96

George III's double-barrelled air pump

1761

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

Model of Hooke's universal joint

1760

Silver microscope by George Adams, c. 1761.

1763

George III's philosophical table

1761-1762

George III's Magdeburg hemispheres

1761

Magnetic toy by George Adams

1765

George III's model crriage body

1762

Neolithic flint scraper

4000-2001 BCE

Arkwright's prototype spinning machine, 1769.

1769

George III's glass sphere

1761

Viewer microscope, with bead lens, in square body

1888-185

Shaving bowl

1767

Bow spectacle case

1760-1764

Paul Werner, liberator of Colberg

1760

Silver medal to commemorate the recovery of the Empress Maria Theresa

1767

Circular silver medal

1764

Circular gold(?) medal, awarded to I. Ponsonby as

1765

Bronze medal,Catherine the Great

1763

Alabaster kohl pot

2000-1350

Harpenden pocket stadiometer sent out to Ludlow Boys' School as part of a series of nationwide measurements

1972-3

Milby Cut bridge girder, 1769

1769

Old vertical cylinder frictional electrical machine

1765-1769

NEMA cryptography machine type T-D

1945-50

Mobile cellular telephone (Motorola 'Flip Phone') model no. F09SQD8955AB

1990-95

Mezzotint. Portrait of John Dollond. F.R.S. by J.R

1761

Two Reales of Carlos III

1761