Record

Ref NoMS 3147/3/490/23
TitleLetter. M. R. Boulton (Soho) to James Watt Jr. (13 London St.). 16 Jan. 1821.
LevelItem
Date16 Jan 1821
DescriptionDocketed “Thinks the cold rolling at the Mint may account for the power used. Agrees to the power of 72 horses for the rolling mill. Revised estimate of a 36 horse rolling engine. Rule for estimates of of copper boilers. Mr. Murdock to set out this evening.”
Access StatusOpen
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