Doorcase 56 Lincoln’s Inn Fields

circa 1750

George III's weighted cylinder

1762

Demainbray's Archimedean screw

1752

Unweighted cylinder in frame

1762

George III's pendulum

1762

King George III's central forces machine

1762

Demainbray's convex lens

1750

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

Square signed "J.Ramsden, 1757"

1757

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

Expedition Crane

1764

George III's cycloidal pendulum

1762

George III's apparatus for oblique and compound collision

1762

Cutter, Alert

1755

Plane table outfit by Benjamin Cole

1750-1766

Freud electronic laughing ball

1990-96

Demainbray's convex mirror

1752

Model diving bell with 12 sinking weights

before 1753

Demainbray's optical model

1752

Demainbray's optical model

1752

Demainbray's four wheeled wagon model

1751

Demainbray's optical model

1752

Altazimuth theodolite by Benjamin Cole & Son

1755-1765

Demainbray's optical model

1752

Demainbray's model of a camera obscura

1752

Mahogany cross-piece for an air pump

1761

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

Silver microscope by George Adams, c. 1761.

1763

George III's philosophical table

1761-1762

George III's glass sphere

1761

George III's inclined plane and Horse-way

1762

George III's Magdeburg hemispheres

1761

Magnetic toy by George Adams

1765

George III's model crriage body

1762

Mahogany board with round ends and two short brass pillars

1761

Cutter, Alert

1755

Neolithic flint scraper

4000-2001 BCE