| Description | Mints and Mint Engines (37 items).
10 horse power independent crank engine, with 19¾ inch cylinder, 2½ foot stroke, parallel motion, cast iron beam, cast iron connecting rod.
Also mint machinery, plans of the mint etc.
Shaded original and reverse external elevations and plans of the mint, Jan. 1811 - 2 designs, the second one is marked "This plan to be adopted…".
Elevations and detailed plan of the mint, plan of the boiler house and plan of the coining room "consisting of the Press room X & the small adjoining room Y", plan of the upper story of the coining room, section of the boiler room and longitudinal section of the ground floor and upper story of the coining room, cross-section of the coining room, section of the boiler house, plan of the cutting out room and engine and boiler houses etc., cross-section of the cutting out room and engine and boiler houses, section of the engine house, section of the pump house, section of the cutting out room, section and plan of the oil shaking and milling rooms and workshop, section and plan of the shaking and annealing rooms, plan and elevations of the platform of the multiplying press etc., plan and elevations of the die annealing furnace chimneys - reverse drawings, Mar. 1811.
General plan of the buildings and machinery (2 sheets of drawings), plan of the engine and boilers etc., cross-section of the engine and boilers and houses etc., longitudinal section of boiler, elevation of the engine, section of the engine showing pumps etc., , plan and elevations of a lathe, plans and elevations of the milling machine frame, plans and elevation of a shaking machine, plan and elevations of an annealing furnace, plans and sections of drying stove and die hardening furnace, plan of the cutting out apartment, vertical section of the cutting out apartment, plan and elevation of a coining press - reverse drawings, May 1811.
Rough sketch plan of a proposed plan for the mint; sketch of shaft for the engine; small note of dimensions of shafts. All the drawings except the last 3 items bear letter codes.
Original Portfolio or 'Book' No. 641. Catalogue of Old Engines p. 162.
For the Brazil Mint, Rio de Janeiro. The mint machinery was shipped to Brazil, but was never fully erected. Some of the machinery may have been at work by 1833.
See also: 4/93 (Engine Order Book No. 7).
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