Steam-engine Force Pump
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“The force-pump differs from others in having its piston solid, or without a valve, and also in having a side pipe with a valve opening outwards, through which the water is forced to any height required, or against any pressure that may oppose it.” -Marshall
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Steam Power GenerationSource
Logan Marshall, Ed. International Self-Pronouncing Reference Library (five vols.) (Philadelphia, PA: International Press, 1911)
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