Clockwork interruptor, once owned by David Hughes, 1875-1880
1875-1880
Rack lever escapement
1791
Movement of clock with a locking plate
1881-1886
Movement with double wheel duplex escapement by Charles Vincent
1820
Cylinder escapement with wheel and second escapement
1784-1790
Lever escapement with crank roller
1830
Watch movement by Josh Penlington
1848-1903
Pocket Watch Mechanism by Louis Recordon, 1800-1820
1800-1820
Watch movement with experimental escapement
1736-1740
Watch Mechanism by Tompion, 1690
1690
Machine man-made movement with lever escapement
1870
Cylinder escapement
1775
'Pond' electric clock movement (no dial)
1905-1913
Pocket Watch by Grandjean Pere et Fils
1830-54
Movement or square striking table clock
1575-1600
Spring-Driven Watch Mechanism of the 'Addison' model, 1885-1895
1885-1895
Winding Mechanism for Reconstruction of Dondi's Astrarium, 1961-1974
1961-1974
Duplex with compensating curb
1802-1835
Watch movement converted from key winding to keyless winding
1860-1910
Pocket Watch Mechanism, 1834-1874
1834-1874
Pocket Watch Mechanism by Tarleton, 1835-1845
1835-1845
Going-barrel watch movement, with duplex escapement
1801-1830
Club-footed verge
1800-1820
Waterbury watch movement
1880-1898
Electronic watch movement calibre
Duplex, by T. Earnshaw
1801-1829
Watch movement
Movement with "maintaining power" arrangement
Electronic watch movement calibre
Pocket Watch Mechanism by Roskell, 1840-1900
1840-1900
Cylinder escapement with ruby cylinder
1795
Small movement and horizontal escapement
Chronometer Mechanism by Twyford, 1860-1920
1860-1920
Small English horizontal escapement
1780
Watch movement by Josh Johnson
Musical Pocket Watch Mechanism, 1790-1800
1790-1800
Electronic watch movement calibre
Clock Movement, with locking plate and striking mechanism
English watch movement
Duplex repeater
1770
Electronic watch movement calibre
Pocket Watch Mechanism, 1890-1910
1890-1910
Synchronous motor driven clock movement, 1940-1953
1940-1953
Watch Mechanism for Pocket Watch by Vulliamy, 1720-1780
1720-1780
Chronometer Mechanism by Thomas Earnshaw, 1750-1810
1750-1810
Clock showing action of snail plate and repeater
1870-1883
Watch movement by C. Marcks
S.Smith's escapement
1812
Duplex Watch Mechanism by S&C Joyce, 1805-1815
1805-1815
Pocket Watch Mechanism by Arnold & Dent, 1825-1835
1825-1835