Image
Category
Collection
On Display
Object type
Maker
Place of origin
Date

Divers Projets

1798

Armillary sphere by Girolamo Della Volpaia

1554

Dividing engine for making sextants and octants

Made late 1700s, modified 1800s

Demainbray's Archimedean screw

1752

Demainbray's syphon

1701-1752

Pair of bar magnets in box

1750-1795

Demainbray's polemoscope

1701-1752

Demainbray's speaking trumpet

1700-1752

Celestial globe by Willem Janszoon Blaeu

1603

Demainbray's hydrostatic paradox vessels

1735-1752

Demainbray's turquoise disc

1745-1755

Demainbray's yellow disc

1745-1755

Pair of seventeenth-century dividers

1600-1699

Demainbray's convex lens

1750

‘Visual glasses’ designed by Benjamin Martin

1756-1800

Demainbray's model scorpion catapult

1745-1755

Ready reckoner for ship's cargoes

1807

Telescope by John Yarwell.

1685-1695

Pocket microscope by Jeremiah Sisson

1752

Gunter quadrant by Walter Hayes

1648-1687

Telescope by Christopher Cock

1673

Mural arc made for King George III

1770

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

1785-1790

Small orrery by Benjamin Martin

1738-1777

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

1784

Stipple-engraved portrait of Benjamin Martin

1815

Compendium by Elias Allen

1630-1653

Pulley from long-case clock by Fromanteel

1660-1665

Clock weight from long-case clock by Fromanteel

1660-1665

Gear wheel from long-case clock by Fromanteel

1660-1665

Brass-bound lodestone

1675-1700

Escape wheel from long-case clock by Fromanteel

1660-1665

Demainbray's cometarium

1750-1760

Silver sundial by Hunfrey Cole

1568-1590

100 Link Steel Surveying Chain, 1784.

1784

Clarke's Hydrometer (c. 1755)

1755

"The description and use of the Sector, Cross-staff and other Instruments", 2nd edition by Edmund Gunter

1636

Thomas Tuttell

1695-1702

Gunter sector signed Elias Allen

1623

A Treatise named Lucarsolace

Section of lightning conductor from St Paul’s cathedral

1769

Spiral slide-rule

1663

Compendium rule signed Humfrey Cole

1574

The Improved Pedometer or Waywiser

1765-1806

Square signed "J.Ramsden, 1757"

1757

Trade card for John Yarwell, optician, London, England, 1697

1697

Slide rule for exchange of weights and measures

1815

King George III's friction machine

1762

George III's tidal demonstration model

1762

King George III's central forces machine

1762