| Notes |
The Story of his Life, his Models, and his Inventions. From a portrait painted in 1793, lathe now in South Kensington Museum, model of Watt's separate condenser, vertical section & plan view, early form of single & double crank, sun & planet motion, two single-acting vertical air pumps, early form of stuffing boxfor piston rod, model rotative mill engine, steam engine indicator, racked beam & piston rod, cylinder steam jacket, rotary engine with flap valve, semi-rotary engine, two tilt hammer model, an alternative arrangement, another crank substitute, another type of gear for producing roatry motion, another form of sun & planet, ladder type of connecting rod drive, model bull engine, earliest form of vacuum indicator, Heathfield Hall , Birmingham, Watt's adjustable wedges |