CHAPTER VI

THE MASTER WORKER

Improvements on Watt's engines, p. 110--Engines dispensing with the walking beam, p. 111--The development of high-pressure engines, p. 112--Advantages of the high-pressure engine, p. 114--How steam acts in the high-pressure engine, p. 116--Compound engines, p. 117--Rotary engines, p. 119--Turbine engines, p. 124--The _Turbinia_ and other turbine boats, p. 125--The action of steam in the turbine engine, p. 126--Advantages of the turbine engine, p. 127.