| Description | 23. H. M. Frigate Centaur (JL & JM). Jun. 1844, Jan.-May 1845, Feb., Apr., Jun. 1846, Nov. 1847. 17 items.
Two 270 horse power direct-acting "Gorgon"-type boat engines, with 85½ inch cylinders, 6 foot strokes.
Coloured drawings, Jun. 1844:
Cross-sections of the engine room, longitudinal section of the engine room, plan of the engine room and boiler and coal boxes.
Numbered set of coloured drawings, Jan., Feb. 1845:
No. 1 - plan of the engine and boiler sleepers; No. 2 - cross-section of the engine room; No. 3 - longitudinal section of the engine room and boilers; No. 4 - plan of the engine deck beams. Also plan of the engine and boiler sleepers, plan of the engine deck beams - coloured reverse drawings.
Plan of the engines and boiler - coloured drawing, Apr. 1846.
Components etc.:
Section and plan of the feed and brine and blow off pipes, section and forefront of boiler showing feed and blow out pipes etc., feeding pumps and valves - coloured drawings; position of the conical valves for the blow out and injection pipes - partially coloured reverse drawing; sections and plan of coal boxes, sketch for platform - partially coloured drawings; also memorandum giving dimensions and details of the ship, engines etc., marked "Copy to R. Taylor 11 Nov. 1847".
For H. M. Navy. Centaur was a 22 gun frigate built by Symonds. She was broken up in 1864. These drawings were made in the London office. Copies were sent to Soho, with these being sent at a later date.
See also: Portfolio 5/1235.
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