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"
Invoice from Peel, Williams and Peel for a steam engine supplied to Messrs Coates and Wright
Drawing entitled 'Sectional Drawing for a Steel Protected Cruiser for Colonial Defence to be named'
Stepping No. 1 on or in central wheels. Figure 1. Figure 2. Various unnumbered elevations, plans and details.
Elevation of parts of middle group drawn in plan on No. 127.
Difference Engine index of parts.
Digit counting apparatus on the two upper wheel selectors.
Store variable selectors. Superseding drawing No 2.
Motion for carrying the tens, plus and minus.
Long pinions in the position for stepping. Adding wheels and short pinions behind long wheels.
Lifting apparatus by screw. Sheet 9.
Carriage and racks in sections. Sheet 10.
Side and end elevation of feed motion with shade. Second revision.
Sections of framing and racks. Sheet 6.
Side and end elevation of feed motions. Showing the bands in different colours.
Reverse motion for cross planing.
Back and end elevation of cross slide.
Side and end elevations of feed and driving apparatus
Small planing machine. Sheet 1.
Elevation and section of cross slide.
Plan, elevation and section of cross slide.
End and side elevation of Large Universal Machine.
Plan of left half of middle group for General Plan 28.
Plan of Large Universal Machine.
Untitled plan and elevation. Incomplete.
Plan of mill, table wheels and carriage. Sheet 31.
Adding column with motion for changing from plus to minus. Incomplete.
Platform raising apparatus. Sheet 33.
Untitled. A model of six cages was made from this drawing. Incomplete.
Drawing of the parts controlling the positioning and punching of the decimal point
Reduction of three simultaneous equations in three variables to two simultaneous equations in two variables
My Machine 1888 II Plan of driving cams, levers, etc. in initial position.
My Machine 1889 III Development of driving cams.
Sheet 1. Successive reduction of three simultaneous equations in three variables to find the solution for one variable.
Sheet 2. Successive reduction of five simultaneous equations in five variables to find the solution for one variable.
Coloured drawing of Elevations of the (Locomotive) Rocket
Plan of Steam Boiler for Susquehana Locomotive
Letter from Timothy Hackworth to Liverpool and Manchester Railway Board
Cross-written letter from Miss Smith to Jane Young (nee Hackworth), Vilvorde, Belgium
Untitled. This drawing is a cardboard model.
Gearing et cetera of Sketch dated July 31 1835. Plan, once part of Drawing 22.
Grouping arrangement. Abandoned end April 1835.
Method of grouping for the large machine.
Carriage by vertical chain. Plan, elevation.
Sketches of mill used for arranging operations on the engine of four wheels in each cage from April 1836 - August 1837.
Locking motions for carriage column.
Elevation of arrangement 13 with some of the driving and directive. Elevation includes section of a barrel '65 bands 80 verticals'.
