Translation in one volume of 'The Art of Metals (Ores) in which is taught the true method of treating by mercury those of gold and silver: the manner of smelting them all and how they are to be refined and separated from one another'
Collection of letters signed by scientists, physicians and engineers, generally on scientific or professional matters
Manuscript entitled: "Catalogue of the Apparatus of Philosophical Instruments, in the Collection of Her Late Majesty Queen Charlotte, at the Observatory at Richmond in Surrey"
Volume entitled: "A plan of a Course of Lectures on Arts and Manufactures, More Particularly Such as Relate to Chemistry by William Farish"
Collection of letters and accounts relating to Richard Trevithick's patent on a portable high pressure steam engine
Digital copy of manuscript of the engineer John Urpeth Rastrick, entitled: Common Place Book, produced in Shropshire
Autograph letter from William Brunton, Engineer, giving a description of his Steam Horse, Butterley Iron Works
Letter from Leighton Dalrymple, Lieutenant Colonel. Account of his visit to Wakefield and Leeds, including a description and sketch of John Blenkinsop’s Steam Locomotive 'Salamanca'
A letter to Richard Trevithick from Davies Giddy regarding arrangement of boiler tubes in Trevithick's Herland Mine engine
A letter to Richard Trevithick from Davies Giddy regarding theoretical treatment of ex-pansive working of a non- condensing high-pressure steam-engine
A letter to Richard Trevithick from Davies Giddy regarding calculations associated with steam engines
"Notes taken during a course of chemical lectures given at Paris in the Winter of 1802-3 by Monsieur Vauquelin"
Drawing of forcing pump proposed to be fixed in the salt water well in His Majesty's Dockyard at Portsmouth
Drawing depicting elevation of the engine and longitudinary section of the engine house for an atmospherical steam engine