Horizontal compass sundial, for about 59° latitude, in lidded case

Time Measurement

1801-1900

Ivory Quadrant Sundial for Italian hours

Time Measurement

1601-1700

Pendulum scale for the regulator clock with gravity escapement

Time Measurement

1845-1855

Perspex hood for the English Reifler escapement astronomical clock

Time Measurement

Inscribed sundial of octagonal shape

Time Measurement

1797-1843

Ring Dial, brass, 1 1/2" diam.

Time Measurement

Tablet Sundial of ivory, 3 1/2"x2 1/2"

Time Measurement

1501-1700

Crystal of artificially grown quartz

Time Measurement

Octagonal brass dial mounted on wood

Time Measurement

Ivory diptych sundial for latitude 48 degrees

Time Measurement

1671-1700

Horizontal sundial, for latitude 50 degrees

Time Measurement

1876-1900

Copy of the gearing of the Byzantine sundial-calen

Time Measurement

Centre-seconds impulse dial movement, with hands a

Time Measurement

Portable column sundial of ivory

Time Measurement

1587

Chronometer movement in brass cage

Time Measurement

1900-1910

Model of Ditisheim's Compensation Balance

Time Measurement

1920-1925

Bracket clock with electrical impulse dial

Time Measurement

1890-1945

Model of train of wheels used in a clock

Time Measurement

Movement of rack-striking clock with "floating" balance and pin-pallet escapement

Time Measurement

Model of anchor escapement as used in bracket clock

Time Measurement

Quartz analogue wristwatch

Time Measurement

1990-1996

Japanese table clock, in porcelain case with box

Time Measurement

Case for tell-tale clock by Slark

Time Measurement

Verge watch in case with pendulum balance

Time Measurement

1776

Model by Dent showing the mechanism of stop watche

Time Measurement

Wooden model of compensation balance wheel (magnif

Time Measurement

2 movement screws for the electric clock

Time Measurement

1845-1847

Pocket Watch in Gold Case with Enamel Decoration, 1740-1760

Time Measurement

1740-1760

Watch (French or Swiss) with visible balance wheel

Time Measurement

1870-1910

Universal equinoctial sundial in wooden case

Time Measurement

1851-1900

Case, for mechanical equinoctial sundial for latitude 52 degrees

Time Measurement

Pocket Alarm Watch

Time Measurement

1771-1800

Double Sand Glass in Wooden Mount, Unsigned, 1780-1880

Time Measurement

1780-1880

Key for regulator clock with gravity escapement

Time Measurement

Quarter Repeating Pocket Watch in Gold Case, 1905-1915

Time Measurement

1905-1915

Geneva independent centre seconds movement

Time Measurement

1801-1900

Pocket Watch with Tourbillon Mechanism, 1850-1910

Time Measurement

1850-1910

'Detached repeater' mechanism for making a clock chime

Time Measurement

1701-1800

Base and glass dome for model of Duplex escapement

Time Measurement

1880-1935

12 watch fusee chains, wound on one piece of card

Time Measurement

1920-1960

Synchronous timepiece movement

Time Measurement

1915-1940

Metal bolts from the regulator timepiece

Time Measurement

1937

Lead driver weight from the regulator timepiece

Time Measurement

1937

Ferranti Electric Wall Clock

Time Measurement

1930-1940

Lead driver weight from the regulator timepiece

Time Measurement

1937

Spring, used in early Waterbury watches

Time Measurement

1880-1935

Universal equinoctial ring sundial

Time Measurement

1701-1800

Universal equinoctial ring dial in silver, engrave

Time Measurement

1801-1900

Set of three observatory watches with keyless leve

Time Measurement

c. 1900

Electronic f300 Hz Seamaster Chronometer wrist watch

Time Measurement

1972