Beschreibung:

Collection including autograph letters, some to Davies Gilbert PRS, etc. by Richard Arkwright (about "papper making", 16 February 1783); John Smeaton (file of papers relating to his patent for "a Machine on a new Construction to be used in the extracting of Oil from Seeds", with his signed affidavit, petition to the King and the Solicitor General's opinion allowing the patent, March 1797); the statistician William Playfair (signed petition, plus Solicitor General's opinion, for a patent for "an intire New Method of making Tongs Spoons Knives Forks and Medals out of Solid Silver", 1781 [an enterprise he undertook after leaving the employ of Boulton & Watt]); John Rennie (on a measuring-machine invented by his pupil John Thomas 1815); J.W. Bazalgette (on prize books, 1865); Matthew Robinson Boulton (to Davies [Gilbert], on the Gas Light Bill and prospects "of having the Metropolis better & more speedily lighted by Gas Lights", 1810); Goldsworthy Gurney (discussing canal steam engines on a new principle, 1832); James Johnston (partly-printed survey, completed for the British Association, on pumping engines in the mining districts of the north of England, 1839), Andrew Ure (to Gilbert, about "printed statements of the work of the steam-engines in Cornwall", 1821), W.T. Clark (to Gilbert, on chain bridges, 1831), the sinologist George Staunton (about a trial "relating to the Steam Engine", 1996), and others, in Enys Collection paper folders, the Arkwright letter torn-across and repaired, and misdated "1787" in a modern hand