Incomplete electric clock movement
1840-1877
Incomplete electric clock movement, with pendulum, 2 clock hands, contactor, contactor block, threaded clamp and wing nut, by Alexander Bain, United Kingdom, 1840-1877
1840-1877
1840-1877
1840-1877
1840-1877
1840-1877
1840-1877
1840-1877