The Smallest Engine in the World.
An engine said to be the smallest in the world has been made by a watohmaker now connected wifci a waton manufacturing company. A.9 described, the engine is of the upright pattern and is made of steol and gold. It rests on a twenty-fiva-oant gold piece and cart be worked either by steam or compressed air. The cylinder ia a little leas than a sixteenth of an inch in diameter, with a little less than three thirty-seoonds of an inch stroke. The balanoe wheel is a third of an inch in diameter and make something like 1,000 revolutions a minute. The wriatpm is a. sapphire out for the purpose.
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https://paperspast.natlib.govt.nz/newspapers/WT18850620.2.31
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Waikato Times, Volume XXIV, Issue 2021, 20 June 1885, Page 5 (Supplement)
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115The Smallest Engine in the World. Waikato Times, Volume XXIV, Issue 2021, 20 June 1885, Page 5 (Supplement)
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