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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

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

Complete trains of the Analytical Engine

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'

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

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

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

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

Half zero anticipating carriage with three plates in each cage.

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

Probably a plan of carriage and figure columns.

My Machine 1889 III Development of driving cams.

Scribbling Book Volume XII. Drawing Office.

Receipt of rent for Stanhope Castle

Motion for carrying the tens, plus and minus.

Details of carriage.

Untitled plan and elevation. Incomplete.

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

Notes on metal alloys and steel castings and their characteristics

Sketch of mould for adding column collars.

Locking motions for carriage column.

Untitled. [Drawings of cams]

Direction of force in the Analytical Engine

Plans for figure wheels, area for reducing to neutral position, carriage axes and locking arms.

Whole zero anticipating carriage with one plate in each cage.

Letter from Alfred Jobson to Henry Pease

Letter from unknown sender to Jane Young (nee Hackworth)

Plans for the moulds for anticipating carriage.

Print apparatus as made in the large model.

Plan of motion for carriage slide.

Mould for warning pinion.

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

Sketch of driving.

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

Untitled cardboard model.

Mould for wheel of eighty teeth. Adding column.

Printed sheet: Babbage's calculating machine

Arrangement drawings of no. 136 barque 'Girvan'

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