Clockwork interruptor, once owned by David Hughes, 1875-1880
1875-1880
Movement or square striking table clock
1575-1600
Duplex repeater
1770
Spring-Driven Watch Mechanism of the 'Addison' model, 1885-1895
1885-1895
Small movement and horizontal escapement
Watch movement
Movement - experimental escapement
Cylinder escapement with ruby cylinder
1795
Cylinder escapement
1775
Cylinder escapement with wheel and second escapement
1784-1790
English watch movement
Watch movement with experimental escapement
1736-1740
Movement with "maintaining power" arrangement
Watch movement by Josh Penlington
1848-1903
Watch Mechanism by Tompion, 1690
1690
Lever escapement with crank roller
1830
Duplex Watch Mechanism by S&C Joyce, 1805-1815
1805-1815
S.Smith's escapement
1812
Club-footed verge
1800-1820
Pocket Watch Mechanism by Roskell, 1840-1900
1840-1900
Pocket Watch Mechanism by Arnold & Dent, 1825-1835
1825-1835
Pocket Watch Mechanism by Tarleton, 1835-1845
1835-1845
Pocket Watch Mechanism by Louis Recordon, 1800-1820
1800-1820
Watch movement by C. Marcks
Electronic watch movement calibre
Electronic watch movement calibre
Pocket Watch Mechanism by Tobias & Company, 1810-1820
1810-1820
Movement with double wheel duplex escapement by Charles Vincent
1820
Watch movement by Josh Johnson
Movement of clock with a locking plate
1881-1886
Winding Mechanism for Reconstruction of Dondi's Astrarium, 1961-1974
1961-1974
Small English horizontal escapement
1780
Going-barrel watch movement, with duplex escapement
1801-1830
Duplex, by T. Earnshaw
1801-1829
Rack lever escapement
1791
Chronometer Mechanism by Twyford, 1860-1920
1860-1920
Duplex with compensating curb
1802-1835
Pocket Watch Mechanism by Viner & Co, 1820-1840
1820-1840
Pocket Watch Mechanism by Grandjean Pere et Fils, 1860-1875
1860-1875
Pocket Watch Mechanism with Two Bells, 1750-1810
1750-1810
Electronic watch movement calibre
Electronic watch movement calibre
'Pond' electric clock movement (no dial)
1905-1913
Machine man-made movement with lever escapement
1870
Pocket Watch Mechanism, 1834-1874
1834-1874
Waterbury watch movement
1880-1898
Watch movement converted from key winding to keyless winding
1860-1910
Long-case clock movement (no pendulum)
1700-1730
Cylinder excapement
1780
Electric Impulse Dial Movement, 1890-1938
1890-1938