Pendulum suspension from the English Reifler escapement astronomical clock designed by E. T. Cottingham 1923-1925
Pendulum for determining a standard unit of length. Made by E. Johnson, Clerkenwell Pendulum for determining a standard unit of length. Made by E. Johnson
Working model illustrating the principle of the simple pendulum, by Magna Models, London, England, 1956. (With this is incorporated one Westinghouse rectifier type LT5 ex Physics Lab. charge [P.L.139].) Working model illustrating the principle of the simple pendum 1956
Invariable pendulum no. 10 with agate plane no. 10, 1827, by Thomas Jones. In box with telescope, thermometers and accessories Kater's invariable pendulum, 1827 1827
Pendulum for long-case clock by Ahasuerus Fromanteel, London Pendulum for long-case clock by Ahasuerus Fromanteel 1665
Pendulum scale for the Synchronome parent clock, by The Synchronome Company Limited London, England Pendulum scale for the Synchronome clock
Pendulum weights for the Synchronome parent clock, by The Synchronome Company Limited, London, England Pendulum weights for the Synchronome clock
Pendulum suspension from the Magneta master clock, by the Magneta Time Co. Ltd, London, England Pendulum suspension from the Magneta master clock