Reference numberJS/4/31ls
TitleClock, Perpetual
DescriptionCopy of a scheme for a perpetual watch or clock by J Smeaton, invented and wrote down, 1741. December 24th.
Manuscript and sketch, two leaves. Ink.

Inscribed in the hand of John Farey: This is a copy of one of the earliest of Mr Smeaton's papers. A clock in Coxes Museum on this principle, but constructed in a better manner with a column of mercury in glass. See Nicholson's Journal, quarto, III [1779], 126, and octavo 9 , 1804. 212. Mechanical Magazine 10 [1828], 273
Physical descriptionPaper, ink
Access statusOpen
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