Clockwork interruptor, once owned by David Hughes, 1875-1880
1875-1880
Rack lever escapement
1791
Movement of clock with a locking plate
1881-1886
Cylinder escapement with wheel and second escapement
1784-1790
Watch movement with experimental escapement
1736-1740
Pocket Watch Mechanism by Louis Recordon, 1800-1820
1800-1820
Movement with double wheel duplex escapement by Charles Vincent
1820
Lever escapement with crank roller
1830
Watch movement by Josh Penlington
1848-1903
Cylinder escapement
1775
Watch Mechanism by Tompion, 1690
1690
Pocket Watch Mechanism by Arnold & Dent, 1825-1835
1825-1835
Machine man-made movement with lever escapement
1870
Going-barrel watch movement, with duplex escapement
1801-1830
'Pond' electric clock movement (no dial)
1905-1913
Pocket Watch by Grandjean Pere et Fils
1830-54
Winding Mechanism for Reconstruction of Dondi's Astrarium, 1961-1974
1961-1974
Movement or square striking table clock
1575-1600
Watch movement converted from key winding to keyless winding
1860-1910
Duplex with compensating curb
1802-1835
Pocket Watch Mechanism by Viner & Co, 1820-1840
1820-1840
Pocket Watch Mechanism by Tobias & Company, 1810-1820
1810-1820
Pocket Watch Mechanism, 1834-1874
1834-1874
Spring-Driven Watch Mechanism of the 'Addison' model, 1885-1895
1885-1895
Club-footed verge
1800-1820
Waterbury watch movement
1880-1898
Pocket Watch Mechanism by Tarleton, 1835-1845
1835-1845
Duplex, by T. Earnshaw
1801-1829
Movement with "maintaining power" arrangement
Electronic watch movement calibre
Small movement and horizontal escapement
Watch movement
Electronic watch movement calibre
English watch movement
Movement - experimental escapement
Pocket Watch Mechanism by Roskell, 1840-1900
1840-1900
Small English horizontal escapement
1780
Chronometer Mechanism by Twyford, 1860-1920
1860-1920
Pocket Watch Mechanism with Two Bells, 1750-1810
1750-1810
Watch movement by C. Marcks
Cylinder escapement with ruby cylinder
1795
Electronic watch movement calibre
Watch movement by Josh Johnson
Electronic watch movement calibre
Duplex repeater
1770
Duplex Watch Mechanism by S&C Joyce, 1805-1815
1805-1815
S.Smith's escapement
1812
Musical Pocket Watch Mechanism, 1790-1800
1790-1800
Long-case clock movement (no pendulum)
1700-1730
Synchronous motor driven clock movement, England, 1940-1953
1940-1953