Sun-and-moon dial by Elias Allen

Time Measurement

1607-1653

Early balance spring watch by Thomas Tompion

Time Measurement

1675-1679

Wells Cathedral clock

Time Measurement

1392

Pendulum clock designed by Galileo in 1642 and made by his son in 1649, model.

Time Measurement

1642-1649 (original); 1883 (model)

Egyptian merkhet

Time Measurement

600 BCE

Caesium atomic clock, 1955.

Time Measurement

1955

Table clock by Nicholas Vallin

Time Measurement

1598-1603

Pocket watch by Thomas Tompion

Time Measurement

1675-1700

Pair-cased pocket watch

Time Measurement

1705-1737

Clock used for transit of Venus observations, 1769

Time Measurement

1768-1769

Compendium by Augustine Ryther

Time Measurement

1588

Moving magnet galvanometer with dial inscribed "Greenwich Mean Time", 1843-1897

Time Measurement

1843-1897

Marine chronometer by John Arnold and Son, 1787-1799

Time Measurement

1787-1799

Chinese Incense Clock

Time Measurement

Kundo 'Space Timer' radio-controlled quartz desk clock, 1988.

Time Measurement

1988

Replica of Saxon 'Sinking Bowl' Water Clock, 1931

Time Measurement

1931; 750-850 CE

Watchman's Control Clock, 1930-1959

Time Measurement

1930-1959

Sundial making tool

Time Measurement

1690-1710

Sand glass in four pillared wooden mount

Time Measurement

1750-1800

Clock weight from long-case clock by Fromanteel

Time Measurement

1660-1665

Escape wheel from long-case clock by Fromanteel

Time Measurement

1660-1665

Model of a Television Set Tammeter, 1955-1965

Time Measurement

1955-1965

"Ingersoll" wrist watch

Time Measurement

1915

Lantern clock with verge escapement and rach and s

Time Measurement

Chronometer in Gold Case by Thomas Earnsham, 1795-1810

Time Measurement

1795-1810

Chronometer watch by Thomas Earnshaw No.498, with

Time Measurement

Early pendulum clock by Salomon Coster, c.1657.

Time Measurement

1657-1659

Two-thirds scale copy of the Hampton court astronomical clock dials, with epicyclic gearing unit, outer fixed chapter ring and rotating astronomical dial

Time Measurement

Gear wheel from long-case clock by Fromanteel

Time Measurement

1660-1665

Gear wheel from long-case clock by Fromanteel

Time Measurement

1660-1665

Compendium by Elias Allen

Time Measurement

1630-1653

Clock dial marked 'Potter, Railway Time', 1840-1880

Time Measurement

1840-1880

Pulley from long-case clock by Fromanteel

Time Measurement

1660-1665

Harrison's eight-day wooden clock movement, 1715.

Time Measurement

1715

Equinoctial ring sundial

Time Measurement

1719-1791

Synchronous mains electric clock of the self-start

Time Measurement

1934

Casio gents LCD digital watch, black resin case an

Time Measurement

1999

Chronometer with case and accessories

Time Measurement

c. 1800

Sand-glass

Time Measurement

Cubical polyhedral sundial

Time Measurement

1751-1800

Sand-glass

Time Measurement

Sand-glass

Time Measurement

Magnetic sundial

Time Measurement

1751-1850

Starburst LCD Analogue watch by Texas Instruments,

Time Measurement

1978

Ashadar or time stick, Northern India, 1895-1905

Time Measurement

1895-1905

Sand-glass

Time Measurement

Clock

Time Measurement

Sand-glass

Time Measurement

Gold verge watch with fusee

Time Measurement

Cylinder watch in pinchbeck inner case, tortoisesh

Time Measurement