Torsion pendulum clock - Alchetron, The Free Social Encyclopedia

The Clockworks, London on Instagram: "Tag yourself! The pendulum was first coupled to a clock on Christmas Day 1657, taking mechanical timekeepers to new realms of reliability. Give or take, the pendulum reigned supreme (at least on land) until the development of quartz technology in the middle of the twentieth century. Clocks shown, in order: 1. Wagner, Regulator, early twentieth century, TCW 1070 2. William Hamilton Shortt / Synchronome, Free pendulum no. 47, TCW 1073 3. Arnold & Lewis, Shop R

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Rotary Pendulum Clock Movement

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