English

I.C.S. reference library : a series of textbooks prepared for the students of the International Correspondence Schools, and containing in permanent form the instruction papers, examination questions, and keys used in their various courses

Book digitized by Google from the library of the New York Public Library and uploaded to the Internet Archive by user tpb. · volumes : 23 cm · V. 145. Properties of gases. Mine gases. Mine ventilation. Fuels -- v. 146. Mine surveying. Metal-mine surveying. Mineral-land surveying. Steam and steam boilers. Steam engines. Air compression -- v. 147. Elements of electricity and magnetism. Direct-current dynamos and motors. Alternating-current machinery. Operation of dynamo-electric machinery. Transmission, lighting, and signaling. Hydromechanics. Mine pumps. First aid to the injured · V. 148. Hoisting. Haulage. Mine drainage -- v. 149 Rock boring. Rock drilling. Expolsives and blasting. Coal-cutting machinery. Timbering. Timber trees. Trackwork -- v. 150. Geology of coal. Examination of coal properties. Drifts, slopes, and shafts. Methods of working · V. 151. Surface arrangements at bituminous mines. Coal washing. Principles of coking. Coking the beehive oven. By-product coking. Surface arrangements at anthracite mines. Preparation of anthracite -- v. 294 Practical mathematics. Logarithms. Geometrical drawing. Mechanics · V. 151. Surface arrangements at bituminous mines. Coal washing. P

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