Clocks at Greenwich
Left, Synchronome Free Pendulum at Greenwich Observatory, with right, the Slave Clock which performs its escapement function, accurate to 1/100th second
Picture No
10190546
Media ID
47403055
Size
3270px x 4179px
(1.9MB)
Credit
Mary Evans Picture Library
Source
Cigarette card in Player's series Clocks old and new' issued 1928 20 of 20
Date
20th century
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100th Accurate Clocks Escapement Function Greenwich Measurement Observatory Pendulum Performs
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