systems and the FIBE SESVICE. there are already three flre companies where the flre steam flre engines, and this necessarily involves many BY HERBERT T. WADE. engines have been removed and high-pressure hose changes in existing practice. As rapidly as possible New York's high-pressure flre service… … when a suitable valve is devised to reduce and regu- unsolved problems in its use by the firemen, and for late the pressure at the hydrant. The pumps at the this reason every test either at an actual flre or in a Typical distribution of high-pressure mains and central station are started at the…
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