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Archives relating to Engines used by Thomas Redfern

Archives relating to Engines used by Thomas Redfern

Copy letter from Isambard Kingdom Brunel to the Directors of the Great Western Railway

Copy letter from Isambard Kingdom Brunel to the Directors of the Great Western Railway

Collection of copy letters, business and personal, of Richard Beamish

Collection of copy letters, business and personal, of Richard Beamish

Account of the construction of the Morley Tunnel, Leeds Dewsbury & Manchester Railway

Account of the construction of the Morley Tunnel, Leeds Dewsbury & Manchester Railway

Melksham Turnpike Trust

Melksham Turnpike Trust

Manuscript notebook entitled: "On Magnetism"

Manuscript notebook entitled: "On Magnetism"

Volume entitled; "Specimens of turning by Henry Perrigal Esqr. and given by him to Jas. Wilcox"

Volume entitled; "Specimens of turning by Henry Perrigal Esqr. and given by him to Jas. Wilcox"

Volume entitled: "Longstone Edge Mines, In Derbyshire"

Volume entitled: "Longstone Edge Mines, In Derbyshire"

Marshall's Geological Diagrams

Marshall's Geological Diagrams

Diary of John Watson, London & Greenwich Railway Co

Diary of John Watson, London & Greenwich Railway Co

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"

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"

Diary of Robert Stephenson

Diary of Robert Stephenson

Solution of two simultaneous equations

Solution of two simultaneous equations

Notation for the coefficients of the powers of x Computation of the coefficients of a polynomial from those of another divided by a linear term.

Notation for the coefficients of the powers of x Computation of the coefficients of a polynomial from those of another divided by a linear term.

Frame of adding wheels

Frame of adding wheels

On putting letters to drawings, in draft.

On putting letters to drawings, in draft.

Principles to be followed in the description of the constituent portions of the Analytical Engine.

Principles to be followed in the description of the constituent portions of the Analytical Engine.

Digit counting apparatus on the two upper wheel selectors.

Digit counting apparatus on the two upper wheel selectors.

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

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

My Machine 1889 III Development of driving cams.

My Machine 1889 III Development of driving cams.

Store variable selectors. Superseding drawing No 2.

Store variable selectors. Superseding drawing No 2.

Adding axis and wheels without framing

Adding axis and wheels without framing

Plan of the figure wheels for one method of adding numbers.

Plan of the figure wheels for one method of adding numbers.

Side and end elevation of feed motions. Showing the bands in different colours.

Side and end elevation of feed motions. Showing the bands in different colours.

Side and end elevation of feed motion with shade. Second revision.

Side and end elevation of feed motion with shade. Second revision.

Reverse motion for cross planing.

Reverse motion for cross planing.

Back and end elevation of cross slide.

Back and end elevation of cross slide.

Side and end elevations of feed and driving apparatus

Side and end elevations of feed and driving apparatus

Elevation and section of cross slide.

Elevation and section of cross slide.

Plan, elevation and section of cross slide.

Plan, elevation and section of cross slide.

Small planing machine. Sheet 1.

Small planing machine. Sheet 1.

End and side elevation of Large Universal Machine.

End and side elevation of Large Universal Machine.

Plan of Large Universal Machine.

Plan of Large Universal Machine.

Plan of left half of middle group for General Plan 28.

Plan of left half of middle group for General Plan 28.

Plan of mill, table wheels and carriage. Sheet 31.

Plan of mill, table wheels and carriage. Sheet 31.

Lifting apparatus by screw. Sheet 9.

Lifting apparatus by screw. Sheet 9.

Carriage and racks in sections. Sheet 10.

Carriage and racks in sections. Sheet 10.

Platform raising apparatus. Sheet 33.

Platform raising apparatus. Sheet 33.

Motion for carrying the tens, plus and minus.

Motion for carrying the tens, plus and minus.

Sections of framing and racks. Sheet 6.

Sections of framing and racks. Sheet 6.

Apparatus for registering the quotient adapted to Plan 28a.

Apparatus for registering the quotient adapted to Plan 28a.

Section of adding wheels and framing.

Section of adding wheels and framing.

Long pinions in the position for stepping. Adding wheels and short pinions behind long wheels.

Long pinions in the position for stepping. Adding wheels and short pinions behind long wheels.

Untitled plan and elevation. Incomplete.

Untitled plan and elevation. Incomplete.

Adding column with motion for changing from plus to minus. Incomplete.

Adding column with motion for changing from plus to minus. Incomplete.

Untitled. A model of six cages was made from this drawing. Incomplete.

Untitled. A model of six cages was made from this drawing. Incomplete.

Untitled pencil layout, includes mill racks.

Untitled pencil layout, includes mill racks.

Generation of the coefficients in the product of two cosine series

Generation of the coefficients in the product of two cosine series

Generation of the coefficients in the product of two polynomials

Generation of the coefficients in the product of two polynomials

Sheet 1. Successive reduction of three simultaneous equations in three variables to find the solution for one variable.

Sheet 1. Successive reduction of three simultaneous equations in three variables to find the solution for one variable.