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Letter from Charles Dickens regarding the accident on Great Western Railway

Marshall's Geological Diagrams

Brewer's Journal (production record of the Stag Brewery, Wooburn Green, Bucks.)

Geometry for Children by Horace Grant

Catalogue of Useful Inventions for Cotton Spinners, Manufacturers and for all textile trades

Complete trains of the Analytical Engine

An edition of 'The Photogram' journal vol. 2 no. 17

Railway Signal Volume 3 (1885)

'A. Parkes new alloys of phosphorous'

Drawing entitled 'Sectional Drawing for a Steel Protected Cruiser for Colonial Defence to be named'

Drawing entitled 'Sheer Drawing for a Steel Protected Crusier for Colonial Defence to be named'

An edition of 'The Photogram' journal vol. 5 no. 50

Notes on castings of copper, steel and other iron alloys made in Sheffield

Detailed notes on experimental steel production and characteristics made at John Brown and Co. Sheffield

My Machine 1888 II Plan of driving cams, levers, etc. in initial position.

Notes on metal alloys and steel castings and their characteristics

Scribbling Book Volume XII. Drawing Office.

Receipt of rent for Stanhope Castle

My Machine 1889 III Development of driving cams.

Motion for carrying the tens, plus and minus.

Details of carriage.

Untitled. [Drawings of cams]

Probably a plan of carriage and figure columns.

Locking motions for carriage column.

Direction of force in the Analytical Engine

Plan and elevation of bolts for each axis in the mill and motion for raising platform.

Letter from unknown sender to Jane Young (nee Hackworth)

Sketch of driving.

Print apparatus as made in the large model.

Plan of motion for carriage slide.

Sketch of framing for support cross driving axis and framing axis.

'A.Parkes, Iron and other alloys, 1870, antimony, copper, tin, zinc'

Printed sheet: Babbage's calculating machine

Two letters from Sir Henry Bessemer to J. C. Bayley

Publicity brochure entitled: "David Kirkaldy, Testing and Experimenting Works"

Letters relating to South Kensington Museum

Letter from Thomas Finch to Dr Sharpey

Manuscript maps of the earth projected on a regular dodecahedron and on a regular tetrahedron

Letter from Sir Norman Lockyer, Royal Commission on Scientific Instruction and the Advancement of Science, to an unnamed correspondent

Arrangement drawings of ship "Brisk"

Note from Sir James Clark to the Librarian at the Royal Society

Letter from Richard Proctor

Arrangement drawings of ships 'Bellona' and 'Barham'

Booklet entitled: "Aerial Navigation being the inaugural address"

Diagrams of building construction of a Gate Lodge

Arrangement drawings of ship 'Iron Duke'

Rigging Plan for HMS Mildura

Arrangement drawings of HMS 'Narcissus'

Letter from Dr William Withering to Miss Rogers

Description of Pumping, Flooding, and Drainage Arrangement of cruiser 'Mildura', and associated drawings