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Technical drawings relating to windmills, pumps and sluices used for drainage purposes, in Netherlands
Documents relating to the design of William Congreve's hydro-pneumatic locks on the Regent's Canal
Letter from Messrs Blagrave and Walter to Messrs Haynes and Douglas and a copy of a letter Samuel Homfray to Messrs Blagrave and Walter
Volume entitled: "An Act for making Wet Docks, Basons, Cuts, and other Works, for the greater Accommodation and Security of Shipping, Commerce, and Revenue within the Port of London [and] An Act for warehousing Goods within the Limits of certain Docks"
Certificates from Admiral Sir Richard Bickerton, and the Captains of His Majesty's ships Dragon, Superb etc.
Calculation by Annesley and Sowerby of a steam vessel of the following dimensions: length on deck 80 feet, Breadth 16 feet, Depth 8 feet
Proposal by Richard Trevithick to Mr Robert Fox Junior for the use of an engine to bore, cleave and move limestone