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'
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 to Richard Trevithick, mainly concerning the design and efficiency of steam-engines
Letter from Henry Booth, company secretary and treasurer of the Liverpool & Manchester Railway, to James Loch, Bloomsbury Square, London with a report on the survey of Chat Moss by Thomas Shaw Brandreth
Letter describing the opening of the Liverpool & Manchester Railway and the death of Sir William Huskisson MP after being run down by the "Rocket"
Autograph letter from William Brunton, Engineer, giving a description of his Steam Horse, Butterley Iron Works
Letter from John Backhouse to his sister describing the opening train on the Stockton & Darlington Railway
A letter to Richard Trevithick from Davies Giddy regarding arrangement of boiler tubes in Trevithick's Herland Mine engine
Copy [bill] London [to] Navy Commissrs./John Rennie, [for] Cast Iron Diving Bell, [pumps and machinery parts etc Reference to the 'Sheerness Diving Bell'. Bears note re the bell/Goodrich, and note from the Navy Office on verso]
Stepping No. 1 on or in central wheels. Figure 1. Figure 2. Various unnumbered elevations, plans and details.
A letter from Davies Giddy advising Richard Trevithick on his future course of action following the failure of a claim for government assistance
A letter to Richard Trevithick from Davies Giddy regarding calculations associated with steam engines
A letter to Richard Trevithick from Davies Giddy regarding theoretical treatment of ex-pansive working of a non- condensing high-pressure steam-engine