Model 'Maximum machine', before 1753.
1740-1753
Tumbler, horn, with silver strip around rim, 1742
1742
Perspective drawing apparatus, incomplete, in integral mahogany case
1760-1770
Saw used by Samuel Crompton
1750-1770
Demainbray's turquoise disc
1745-1755
Demainbray's yellow disc
1745-1755
Watt's end measuring machine
1776
Hindley's pyrometer and three expansion tubes made by Henry Hindley
1752
Demainbray's Archimedean screw
1752
Demainbray's convex lens
1750
Long mahogany strip brass pin gauge with five pins
1758-1769
Short mahogany strip brass pin gauge with eight pins
1758-1769
Long mahogany strip brass pin gauge with eight pins
1758-1769
George III's pendulum
1762
King George III's central forces machine
1762
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
Demainbray's cometarium
1750-1760
Glass bell jar with a brass collar
1761
Square signed "J.Ramsden, 1757"
1757
George III's weighted cylinder
1762
model carriage chassis with two axles, 1762
1762
George III's tidal demonstration model
1762
Pocket microscope by Jeremiah Sisson
1752
King George III's friction machine
1762
Unweighted cylinder in frame
1762
Clarke's Hydrometer (c. 1755)
1755
George III's cycloidal pendulum
1762
George III's apparatus for oblique and compound collision
1762
Mural arc made for King George III
1770
Double brass stand for bell jars on a brass pillar
1761
Pair of ebony violin fingerboard shape and sized hollow fabrications
1758-1773
Doorcase 56 Lincoln’s Inn Fields
circa 1750
Cutter, Alert
1755
Etching of an electrically powered garden
1755
Gold amulet in the form of a cobra
2000-100 BCE
Mezzotint portrait of Benjamin Franklin
1762
Demainbray's model scorpion catapult
1745-1755
Expedition Crane
1764
Plane table outfit by Benjamin Cole
1750-1766
Mezzotint: Portrait of John Arnold
1770
Freud electronic laughing ball
1990-96
Wood moulding plane, dated 1771
1771
Wax male anatomical figure
1750-1774
Model diving bell with 12 sinking weights
before 1753
Demainbray's optical model
1752
Demainbray's scioptric ball
1745-1755
Demainbray's optical model
1752
Demainbray's convex mirror
1752