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Principles of Mining: Valuation, Organization and Administration

Chapter XIII: Mechanical Equipment. (Continued)

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DRAINAGE: CONTROLLING FACTORS; VOLUME AND HEAD OF WATER; FLEXIBILITY; RELIABILITY; POWER CONDITIONS; MECHANICAL EFFICIENCY; CAPITAL OUTLAY. SYSTEMS OF DRAINAGE,--STEAM PUMPS, COMPRESSED-AIR PUMPS, ELECTRICAL PUMPS, ROD-DRIVEN PUMPS, BAILING; COMPARATIVE VALUE OF VARIOUS SYSTEMS.

With the exception of drainage tunnels--more fully described in

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Principles of Mining: Valuation, Organization and AdministrationChapter XIII: Mechanical Equipment. (Continued)

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