Electric master clock of the half minute impulse type
Pendulum rod of electric master clock of the half minute impulse type, in mahogany case, by English Clock Systems Ltd., c.1940
Electric master clock of the half minute impulse type, in mahogany case, by English Clock Systems Ltd., c.1940
Pendulum rod of electric master clock of the half minute impulse type, in mahogany case, by English Clock Systems Ltd., c.1940