Receiver.—What is a receiver? [II. 434], [453].

Triple expansion.—What is a triple-expansion engine? [II. 436].

Condensing engine.—What is a condensing engine? [II. 434].

Compound engine.—What is a compound engine? [II. 434].

Arranging compound cylinders.—What are the two methods of arranging compound cylinders? [II. 436].

Condenser.—What is a surface condenser? [II. 440].

Hot well.—What is a hot well? [II. 440].

Steam condensation.—Describe the means by which the steam is condensed after it is exhausted from the cylinder in a surface condensing engine, and state what becomes of the water of condensation and the injection, circulating, or condensing water. [II. 440].

Condenser tubes.—How are condenser tubes made tight? [II. 440].

Blow-through valve.—What is a blow-through valve? [II. 440].