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"
Volume entitled; "Specimens of turning by Henry Perrigal Esqr. and given by him to Jas. Wilcox"
The general plan of Mr. Babbage's Great Calculating Engine. Arrangement and rack, details, et cetera.
Catalogue of Useful Inventions for Cotton Spinners, Manufacturers and for all textile trades
Plan of the Analytical Engine without lettering.
Arrangement and rack of Plan 25
Mill counting apparatus. Consecutive elevation.
Sketch of drilling machine. Details.
An edition of 'The Photogram' journal vol. 2 no. 17
Railway Signal Volume 3 (1885)
A letter from Brunel regarding his drawings
Plan 27. Linear arrangement with letter notations.
Plan of left half of middle group for General Plan 28.
Sketch elevation of the driving and directive of the Analytical Engine.
General plan of the Analytical Engine, half size.
Small planing machine. Sheet 1.
A letter from Brunel recommending "practical men"
Plan of mill, table wheels and carriage. Sheet 31.
Drawing entitled 'Sectional Drawing for a Steel Protected Cruiser for Colonial Defence to be named'
Working Drawing for Nos 273, 274
Notation of the Analytical Engine
Plan No. 24. Arrangement and rack, rearrangement or notes.
Parts of slide for the Planing machine. Plan, elevation
Vertical movements of axes ordered by left barrel for multiplication compiled in part from a genealogical notation. Sheet 3 of 3.
Algebraic addition. Sheet 1 of 2.
Plan of operation and variable card counting apparatus. Suited to Plans 28 and 28a.
Multiplication. Sheet 1 of 3.
![Untitled. [Vertical positions of some of the wheels of Plan 28a. Notation 348 and 331 cycles]. Sheet 12 of 13.](https://coimages.sciencemuseumgroup.org.uk/221/221/large_thumbnail_bab_f_352_12_0001_vertical_positions_of_some_of_the_wheels_of_plan_28a_1845_oct.jpg)
Untitled. [Vertical positions of some of the wheels of Plan 28a. Notation 348 and 331 cycles]. Sheet 12 of 13.
Skeleton of vertical motions for all operations. Right groups. Multiplication and division from 372 Sheet 1. Sheet 1 of 3.
Sketch of central wheel and principal framing. Plan, elevation.
First sketch of all the parts in plan of the right half to middle group of General Plan 28. Plan, elevation.
Difference Engine index of parts.
A letter from Brunel to G Dollond saying the entrance to the tunnel will be at Wapping
Pages 67 and 68 of Alfred Kitching's diary
Sketches of the printing and stereotyping apparatus of the Analytical and Difference Engines. Superseded. Plan, elevation.
Vertical positions of the wheels of Plan 28. Sheet 13 of 23.
![Drawing of Tender for the Magnet Loco Engine, No. 108 Two end sections showing wheels, axle boxes and brake arrangement, [presumably for new tender-patent drawing]](https://coimages.sciencemuseumgroup.org.uk/83/229/large_thumbnail_19124_3.jpg)
Drawing of Tender for the Magnet Loco Engine, No. 108 Two end sections showing wheels, axle boxes and brake arrangement, [presumably for new tender-patent drawing]
Parts of the slide for Planing machine. Plan, elevation.
Notation of periods for the centre group.
Plan 27. This was superseded by Drawing 93. Linear arrangement.
Plan and elevation of sundry parts in the upper cages of left half of middle group.
Parts of the slide for the Planing machine.
Algebraic addition of i k figures. Sheet 4 of 8.
Drawing entitled 'Sheer Drawing for a Steel Protected Crusier for Colonial Defence to be named'
Store variable selectors. Superseding drawing No 2.
Motions of the stereotype frames
Platform raising apparatus. Sheet 33.
Algebraic addition of i k figures. Sheet 8 of 8.
