Letters patent granted to Thomas Farmer for 'Improvements in treating Pyrites to obtain Sulphur, Sulphurous Acid and other products'
Collection of copy letters, business and personal, of Richard Beamish
Copy letter from Isambard Kingdom Brunel to the Directors of the Great Western Railway
Letters patent granted to Stephen Geary for 'Improvements in the preparation of fuel'
Sketch books of drawings of fragments recovered from the shipwrecks of the Royal George and the Edgar
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'
Scribbling Book Volume II
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.
See designs dated 1834 November 27 and 1834 December 29.
Visitors pass
Pages 157 and 158 of John Graham's report book 1833-1835
Pages 159 and 160 of John Graham's report book 1833-1835
Pages 161 and 162 of John Graham's report book 1833-1835
Pages 153 and 154 of John Graham's report book 1833-1835
Plan 17, store on a rack. Arrangement.
Sketch 13. General arrangement, circular. Showing 30 variables, 5 barrels with reducing apparatus, punch card mechanism, printing apparatus. Notes introduction of great bevel wheel 18 March 1837.
Sketch of sectors for lifting the axes.
Gearing et cetera of Sketch dated July 31 1835. Plan, once part of Drawing 22.
Sketch of the sectors for moving axes of store vertically.
No. 1 lifters for the purpose of division by table. Notation and description in sheets 11 and 12 of large quarto notations. Plan, elevation.
Grouping arrangement. Abandoned end April 1835.
Sketch No. 5. Two parts each. 1835 July 4. General arrangement.
Arrangement and rack of Plan 25
Method of grouping for the large machine.
Gearings, et cetera of Sketch No. 8 dated July 31 1835. Arrangement.
Carriage by vertical chain. Plan, elevation.
This plan is entitled 'Carriage 9. Gearing et cetera of Sketch No. 8'
Lifters for selecting the multiple of the Multiplicand or Divisor. Plan, two elevations.
Sketch of wheels for reducing carrying figure wheel axes to zero and setting spiral axes. Sketch elevations.
Figure 1. Clutch et cetera for driving the adding axes. Plan, elevation.
Sketches of mill used for arranging operations on the engine of four wheels in each cage from April 1836 - August 1837.
Plan and section of an 8 inch figure wheel; hoarding carriage and framing plate. Plan, elevation.
Consecutive counting apparatus.
Carriage and method of setting spiral axes for a machine of 50 cages with two figure wheels in each cage. Plan, elevation, details.
Method of governing barrels et cetera. No. 1, plan of elevation.
Combinatorial and decimal counting apparatus comprising plan, elevation and description.
Centres of axes and pen sketches of lockings for Sketch 14. Arrangement.
Sketch of central wheel and principal framing. Plan, elevation.
Multiplication before the invention of multiplication by table. Sheet 1 of 2.
Multiplication before the invention of multiplication by table. Sheet 2 of 2.
Method of bolting to platforms for vertical motion of axes, plan.
Sketch No. 11, circular, arrangement. Shows 27 variables.
Figure 1. First method of stepping by long pinions, elevation.
Sketch 12. Stepping by the method designed 15 April 1836. Circular arrangement, 27 variables.
