1 item A cost estimate for civil engineering work on five miles of the Midsussex and Midhurst Junction Railway.
1 item Petition by the London Brighton and South Coast Railway to the House of Commons with seal attached.
1 sheet Copy Letter from Thomas R. Edmonds to Francis Trevithick Regarding Papers Relating to Richard Trevithick
1 sheet Copy Letter from Edward Watkins to Thomas R. Edmonds Relating to Papers of Richard Trevithick
1 sheet Copy Letter from Francis Trevithick to Edward Watkins Regarding Richard Trevithick’s Time in South America
1 sheet Prospectus for William Walker’s Engraving of The Distinguished Men of Science of Great Britain
1 sheet Letter from Henry Hyde Clarke to Francis Trevithick Regarding a Claim Against the Peruvian Congress
1 sheet Letter from William Walker to Francis Trevithick Regarding the Proof Sheets of Walker's Memoir of Richard Trevithick
2 sheets Letter from John Hughes to Francis Trevithick Regarding Trevithick’s First Locomotive at Penydarren
1 sheet Letter from the Secretary of the Society of Arts to Francis Trevithick Regarding a Bust of Richard Trevithick
1 sheet Letter from Michael Williams to Edward Watkins Regarding Richard Trevithick’s Work on Steam Engines
1 sheet Letter from Henry Hyde Clarke to Francis Trevithick Regarding Francis’ Memoir and Claim Against the Peruvian Congress
1 sheet Letter from Henry Hyde Clarke to Francis Trevithick Advising on His Claims Against the Peruvian Congress
1 sheet Letter from Frederick Trevithick to Francis Trevithick Regarding Recollections of Richard Trevithick's Steam Engine
1 sheet Letter from Bennet Woodcroft to Francis Trevithick Regarding Richard Trevithick's Model Engine