Perigal's Contributions to Kinematics
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"
Letter from Robert Stephenson to Dr Andrew Ure
The book "The Christian Visitor, on the Four Gospels" with flyleaf inscription by Florence Nightingale
Notation for Swedish Difference Engine
Document book of the Anglo-Waldeck Mining Company
Copy correspondence between John Wood, chairman of the Board of the Inland Revenue, and various parties regarding coffee and chicory, with reports
Bound volume entitled: "Watch, Quarter & Station Bill of H.M.S. Britannia"
Catalogue of Useful Inventions for Cotton Spinners, Manufacturers and for all textile trades
Letter from Robert Stephenson to Edward Watkins Regarding Richard Trevithick and John Gerrard
An edition of 'The Photogram' journal vol. 2 no. 17
Drawing of Egyptian Railway Nos 995, 996, 1021, 1022
Railway Signal Volume 3 (1885)
Cross-written letter from Prudence Hackworth, Albion House to Thomas Greener
General plan of the Analytical Engine, half size.
Small planing machine. Sheet 1.
Plan of mill, table wheels and carriage. Sheet 31.
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'
Notation of the Analytical Engine
Cross-written letter from Eliza Greenhalgh and Cecile Margin, Vilvorde to Jane Young (nee Hackworth)
Store variable selectors. Superseding drawing No 2.
Platform raising apparatus. Sheet 33.
An edition of 'The Photogram' journal vol. 5 no. 50
My Machine 1888 II Plan of driving cams, levers, etc. in initial position.
Lifting apparatus by screw. Sheet 9.
Sections of framing and racks. Sheet 6.
Adding column with motion for changing from plus to minus. Incomplete.
Untitled. A model of six cages was made from this drawing. Incomplete.
Rising platform and selectors for variable columns in store one to each half of store. Quarter size.
Counting digits, end elevation and printing side elevation.
Cross-written letter from Miss Smith to Jane Young (nee Hackworth), Vilvorde, Belgium
Experimental planing machine
Cross-written letter from Prudence Nightingale (nee Hackworth), Albion House, Penrith to Jane Young (nee Hackworth)
Reverse motion for cross planing.
Elevation and section of cross slide.
Rough draft of throw out motion for feed apparatus.
Circular mill. Various plans. Sheet 16.
Small Experimental Machine. Sheet 2.
Envelope from an unknown sender in Shildon to Jane Young (nee Hackworth), Vilvorde, Belgium
Digit counting apparatus on the two upper wheel selectors.
My Machine 1889 III Development of driving cams.
Locking motions for carriage column.
Motion for carrying the tens, plus and minus.
Carriage and racks in sections. Sheet 10.
Side and end elevation of feed motions. Showing the bands in different colours.
Untitled plan and elevation. Incomplete.
![Untitled. [Drawings of cams]](https://coimages.sciencemuseumgroup.org.uk/225/44/large_thumbnail_bab_x_8_0001_1871.jpg)
Untitled. [Drawings of cams]
