1 sheet Letter from Robert Wylie to Francis Trevithick Regarding the Engine Made by John Steel in Gateshead
1 sheet Letter from Frederick Trevithick to Francis Trevithick Regarding Recollections of Richard Trevithick's Steam Engine
1 sheet Letter from A. Gilbert to Francis Trevithick Regarding Papers Connected to Richard Trevithick and Catch Me Who Can
1 item Publication by James Hodge Titled Richard Trevithick: An Illustrated Life of Richard Trevithick 1771-1833
2 sheets Letter from William Nicholson to Francis Trevithick Regarding John Hedley and the Blenkinsop Locomotive
1 sheet Letter from Jane Trevithick to Mr. Richard Edmonds Concerning a Petition to the House of Commons
1 item Publication Transactions of the Newcomen Society for the Study of the History of Engineering and Technology Vol. XLIII
1 item Article by Samuel Smiles Titled The Early History of the Locomotive – Blenkinsop, Blackett and Hedley, the Stephensons
1 sheet Letter from Thomas Harrison to Francis Trevithick Regarding Richard Trevithick’s Time in Cerro de Pasco
1 sheet Letter from Bennet Woodcroft to Francis Trevithick Regarding the Purchase of Richard Trevithick's Engines and a Model
1 sheet Letter from Henry Hyde Clarke to Francis Trevithick Regarding a Claim Against the Peruvian Congress
1 sheet Letter from Josiah Thomas to Francis Trevithick Regarding Pulling Down Richard Trevithick’s Old Whim Engine