Letters patent granted to Stephen Geary for 'Improvements in the preparation of fuel'
Marshall's Geological Diagrams
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"
Drawing entitled 'Sectional Drawing for a Steel Protected Cruiser for Colonial Defence to be named'
Elevation of parts of middle group drawn in plan on No. 127.
Visitors pass
Plan 17, store on a rack. Arrangement.
Carriage by vertical chain. Plan, elevation.
Figure 1. Clutch et cetera for driving the adding axes. Plan, elevation.
Consecutive counting apparatus.
Combinatorial and decimal counting apparatus comprising plan, elevation and description.
Sketch of sectors for lifting the axes.
Sketch of a decimal counting apparatus. Plan, elevation, description.
Locking motions for carriage column.
General Plan No. 23. Arrangement and rack.
Plan of the left half to middle group for General Plan 28.
Plan of consecutive mill counting apparatus for General Plan 28. Plan, note.
Sketch of an apparatus for advancing stereotype frames of the Difference Engine by cranks and backing them by weights. Superseded. Plan, elevation.
First sketch of all the parts in plan of the right half to middle group of General Plan 28. Plan, elevation.
Parts of the slide for Planing machine. Plan, elevation.
Anticipating whole and half zero digit counting carriage. Plan, elevation and details.
Elevation of parts of the card counting apparatus for operation and variable cards.
Motions of the printing apparatus
Chuck for Planing machine. Plan, elevation.
Motions of the stereotype frames
Circular motions of the calculating axes
Motions of the stereotype frames
Parts of slide for the Planing machine. Plan, elevation
Sketch of an apparatus for lifting the axes of the Analytical Engine. Plan, elevation.
Standard case of approximate multiplication. Sheet 3 of 4.
Approximative division. Standard case. Sheet 4 of 12.
Division, continued. Sheet 2 of 12.
Multiplication. Sheet 1 of 4.
36 variations of approximative division. Sheet 12 of 12.
Approximative division, continued. Sheet 10 of 12.
Verticals for multiplication. Notation 108.
Untitled pencil layout, includes mill racks.
Approximative division, continued. Sheet 7 of 12.
Approximative division, continued. Sheet 8 of 12.
Verticals for division. Sheet 1 of 4.
Verticals for approximative division. Sheet 2 of 4.
Notation of lockings - store. Sheet 3 of 3.
Notation of approximative multiplication.
Addition and subtraction with signs.
Racks, cycle of 20. Sheet 2 of 2.
Mill cycles of 15 and 20. Sheet 1 of 2.
Notation for the directive of multiplication.
Notation of lockings. Sheet 1 of 3.
