Correspondence from James Spratt regarding lightning conductors
Catalogue of Useful Inventions for Cotton Spinners, Manufacturers and for all textile trades
An edition of 'The Photogram' journal vol. 2 no. 17
Hoarding and anticipating carriages.
Railway Signal Volume 3 (1885)
Drawing entitled 'Sectional Drawing for a Steel Protected Cruiser for Colonial Defence to be named'
General plan of the Analytical Engine, half size.
Drawing entitled 'Sheer Drawing for a Steel Protected Crusier for Colonial Defence to be named'
Store variable selectors. Superseding drawing No 2.
An edition of 'The Photogram' journal vol. 5 no. 50
Adding column with motion for changing from plus to minus. Incomplete.
Untitled. A model of six cages was made from this drawing. Incomplete.
Detailed sketches of moving parts. Untitled.
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.
My Machine 1888 II Plan of driving cams, levers, etc. in initial position.
My Machine 1889 III Development of driving cams.
Motion for carrying the tens, plus and minus.
Untitled plan and elevation. Incomplete.
Untitled. [Drawings of cams]
Probably a plan of carriage and figure columns.
Selectors for division and multiplication.
Locking motions for carriage column.
Improved table for shaping machine.
Untitled pencil layout, includes mill racks.
Print apparatus as made in the large model.