Napier's Bones
1690
Spring-driven Bracket Clock by Isaac Thuret
1665-1670
Wooden Acupuncture Model
1681
Combined graphometer and plummet clinometer, 1663.
1663
Celestial globe by Willem Janszoon Blaeu
1603
Drum shaped clock in a gilt-metal case, signed R.S. c.1600
1600
Rock crystal and silver watch in the form of a tulip, by Sermand c.1640
1640
Watch in an octagonal silver case by Robert Grebauval
1625
Silver watch in the shape of a Tudor rose by William Clay
1640
Wandering hour watch by Sinclare, Dublin, c.1690
1690
Astronomical 'Masterpiece' Clock by Johann Schneider
1625
Ivory folding sundial by Jacob Karner
1630
Pair of seventeenth-century dividers
1600-1699
Watch with faceted oval rock crystal case and protective outer case by John Ramsay
1625
Octagonal crystal-cased watch by an unknown maker
1610
Seven almost identical unfinished watch movements
1670
Verge escapement watch movement by Ahasuerus Fromanteel
1685
Pendulum clock by Pieter Visbach
1660
Gold amulet in the form of a cobra
2000-100 BCE
wheel cutting machine
1668-1672 Probable
Telescope by John Yarwell.
1685-1695
Sector signed John Allen
1630-1642
Dover Castle turret clock
1632-1640
Gunter quadrant by Walter Hayes
1648-1687
Telescope by Christopher Cock
1673
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
Escape wheel from long-case clock by Fromanteel
1660-1665
"The description and use of the Sector, Cross-staff and other Instruments", 2nd edition by Edmund Gunter
1636
Gunter sector signed Elias Allen
1623
Spiral slide-rule
1663
Sector by Charles Whitwell
1600-11
Trade card for John Yarwell, optician, London, England, 1697
1697
Puritan-style watch by Edward East
1630
Silver 'Puritan' watch by Edward East
1640
Silver watch by James Vautrollier
1630
Watch in a rock crystal case by David Ramsay
1630
Month-going longcase clock with a 1¼ seconds pendulum
1675-1685
Silver form watch, in the shape of a cockle shell by Richard Masterson, c.1630
1630
Form watch by Benjamin Hill
1650
Gold watch with champlevé enamel dial by Edward East
1650
Silver star-shaped verge watch by David Ramsay
1625
Oval shaped watch by Henry Archer
1630
Watch movement by Thomas Tompion with a later case and dial
1680
Longcase clock in a marquetry case by William Cattell
1675-1685
Silver watch with '6-hour dial' by William Bartram
1680
Watch movement with a quarter-repeating mechanism of early design by Thomas Tompion.
1680
Silver and tortoiseshell pair cased watch by Ignatius Huggeford
1675