[Evaporative Power of Boilers.]

[Modern Marine and Locomotive Boilers.]

[The Blast in Locomotives.]

[Boiler Chimneys.]

[Steam Room and Priming.]

[Strength of Boilers.]

[Boiler Explosions.]

[CHAP. VI.--PROPORTIONS OF ENGINES.]

[Steam Passages.]

[Air Pump, Condenser, and Hot and Cold Water Pumps.]