A NOVEL CLOCK
A London firm of goldsmiths and (Jewellers lately exhibited a remarkable clock which, it is claimed, is almost Jperpetnal in action. It is driven by changes of temperature; if the temperature moves only by one degree, motive Jpower for the clock is provided for over a week. The changes of temperature affect the mercury in a two-legged tube. ,The mercury rises at one side or the jother as 'the temperature rises or falls, iand this movement is utilised to wind |the clock. . . j
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https://paperspast.natlib.govt.nz/newspapers/EP19330207.2.38
Bibliographic details
Evening Post, Volume CXV, Issue 31, 7 February 1933, Page 5
Word Count
86A NOVEL CLOCK Evening Post, Volume CXV, Issue 31, 7 February 1933, Page 5
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