| Description | Steam Boat Engines (15 items).
1255. Margate Steamer Sons of Commerce (GE & GF). Mar.-Jul. 1820. 15 items.
Two 10 horse power side lever boat engines, with 20 inch cylinders, 2 foot strokes.
Cross-section of the boat at the aft bulkhead and plan of the engine room - partially coloured reverse drawing; upper headstock frame - reverse drawing; feed pipes - 2 partially coloured original and 1 partially coloured reverse drawing; cross-section of the boat and engines and plan of the engines and boiler etc. - coloured reverse drawing. All these drawings bear letter codes.
Also the following rough drawings, press copies etc: small sketch plan of the boiler; arch (press copy); safety valves - original and press copy drawings; section and plan of the engine room, both marked "Sketch for Sons of Commerce"; handle, waste pipe etc. (press copy); feed pipes (press copy); plan of the boiler from dimensions taken at the top of flues.
Original Portfolio or 'Book' No. 772. Catalogue of Old Engines p. 312.
For the Sons of Commerce Steam Boat Co. Boulton Watt & Co.'s engines replaced the boat's original engines - Sons of Commerce had made trials against the Caledonia and the Favourite in 1817 and 1818. The engines were later fitted in a boat called the Fly.
See also: 4/95 (Engine Order Book No. 9). |