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Published online by Cambridge University Press: 24 August 2017
As Mr. Phillips is unable, through stress of work, to write an account of his machine, I have prepared a few notes about it, and he has kindly revised them.
The machine is of a quite unusual type, and the study of its design and general system of working will be found of great interest.
In order to understand the principles upon which it is based, it is desirable to first examine briefly the early experiments carried out by Mr. Phillips and the results obtained from them.