PHD: 'Specimens of the work of spiral and oval drawing machine'
Documents of Philip Hardwick regarding Euston Station
Marshall's Geological Diagrams
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"
Perigal's Contributions to Kinematics
Scrap book relating to Cornish tin mines
Letter from Robert Stephenson to Dr Andrew Ure
The book "The Christian Visitor, on the Four Gospels" with flyleaf inscription by Florence Nightingale
Gazeteer of Mines in Chili (Chile)
Bound manuscript volume entitled: "Diary of a Week in North Wales By Henry Sharrock"
Three letters from Robert Stephenson to Captain Constantine Moorsom
Volume entitled: "Some Account of Lewis Paul and his Invention of the machine for spinning cotton and wool by Rollers and his claim to such Invention to the exclusion of John Wyatt"
Notation for Swedish Difference Engine
Document book of the Anglo-Waldeck Mining Company
Melksham Turnpike Trust
Volume entitled: "Longstone Edge Mines, In Derbyshire"
Portsmouth Dockyard notebook
Volumes entitled: "The natural history of British shells including figures and descriptions of all the species hitherto discover'd in Great Britain systematically arranged ('in the Linnean manner')"
Volume entitled; "Specimens of turning by Henry Perrigal Esqr. and given by him to Jas. Wilcox"
Copy correspondence between John Wood, chairman of the Board of the Inland Revenue, and various parties regarding coffee and chicory, with reports
Volume entitled: "Arrete du Ministre des Travaux Publics portant reglement pour l'Ecole Nationale des Mines, Paris"
Archives relating to Engines used by Thomas Redfern
Volume entitled: "Commander's Complete Book. H.M. Ship Queen, 116 [guns]"
Account of the construction of the Morley Tunnel, Leeds Dewsbury & Manchester Railway
Books of signatures of visitors to the works of Sharp, Roberts & Co.
Bound volume entitled: "Watch, Quarter & Station Bill of H.M.S. Britannia"
Diary of John Watson, London & Greenwich Railway Co
Catalogue of Useful Inventions for Cotton Spinners, Manufacturers and for all textile trades
The general plan of Mr. Babbage's Great Calculating Engine. Arrangement and rack, details, et cetera.
Plan of the Analytical Engine without lettering.
Division. Sheet 9 of 15.
Diary of Alfred Kitching
Mill counting apparatus. Consecutive elevation.
Essay by Robert Stephenson on the construction of the Rocket locomotive
Letter from Robert Stephenson to Edward Watkins Regarding Richard Trevithick and John Gerrard
Rough notes and sketches, including drawings of Babbage's game 'Tit Tat Toe'.
An edition of 'The Photogram' journal vol. 2 no. 17
Sketch of drilling machine. Details.
Drawing of Egyptian Railway Nos 995, 996, 1021, 1022
Arrangement and rack of Plan 25
Cross-written letter from Prudence Hackworth, Albion House to Thomas Greener
Letter from Thomas Christy to Henry Pease
Analytical Engine (appears incomplete).
Draft notation of the Difference Engine No. 2
Scribbling Book Volume V. Important matter of history in the Analytical Engine.
Railway Signal Volume 3 (1885)
Notes and observations on ores and compounds
Plan of left half of middle group for General Plan 28.