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Letter from Charles Dickens regarding the accident on Great Western Railway

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

Marshall's Geological Diagrams

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.

Receipt of rent for Stanhope Castle

Details of carriage.

Half zero anticipating carriage with three plates in each cage.

Sketch of mould for adding column collars.

My Machine 1889 III Development of driving cams.

Locking motions for carriage column.

Motion for carrying the tens, plus and minus.

Untitled plan and elevation. Incomplete.

Untitled. [Drawings of cams]

Direction of force in the Analytical Engine

Probably a plan of carriage and figure columns.

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

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.

Whole zero anticipating carriage with one plate in each cage.

Letter from Alfred Jobson to Henry Pease

Plans for the moulds for anticipating carriage.

Print apparatus as made in the large model.

Mould for warning pinion.

Plan of motion for carriage slide.

Mould for wheel of eighty teeth. Adding column.

Untitled cardboard model.

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

Engravings entitled: 'Messrs. Telford & Douglass's Design of a Cast Iron Bridge of a Single Arch proposed to be erected across the River Thames from near St. Saviour's Church and in a Line with the Royal Exchange as shewn in their General Plan Plate IX. Span of the Arch 600 feet'

Arrangement drawings of no. 136 barque 'Girvan'

Post Office Telegraphs - Diagrams of Telegraph Apparatus and Connections

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

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

Poster: Rules and Regulations for Geo. Wailes & Co.

Documents and plans regarding engines for the Scinde Railway Company

Letter from Thomas Finch to Dr Sharpey

Licence agreement between Henry Bessemer and Robert Longsdon on the one hand and The Barrow Haematite Steel Company on the other