Van der Plancke clock
patented 1885
Pulley from Magneta non-battery electric master clock
Pendulum spring rod from the Magneta non-battery electric master clock
Pendulum from the Magneta non-battery electric master clock
Chain from the Magneta non-battery electric master clock
Time transmitting mechanism
patented 1893-1899
Wheatstone master clock with the following parts: pulley
circa 1870