required hight. cently held in Pittsburgh, Pa., a very interesting competi- coal, and kept the stream above the given point during the The protection of large edifices, and especially factories tive trial was made of the various steam pumps exhibited. entire test. The other pumps also maintained… … the pump has its own boiler, as above noted, and is isolated ing bolts, and a removable hand attachment, as represented nevertheless, valuable to engineers, as showing quite clearly from the main structure, it is out of the reach of danger, the relative efficiency of the machines under conditions…
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