Issue 19 and Volume 38.

AIR-LIFT FOR RAISING WATER. Until quite recently, when the question of lifting water by air was to be considered by water departments, the primary and greatest objection to the system was that it was too expensive, and the argument presented to demonstrate that air could not be used from an economical standpoint was, first, that more boiler capacity would be required, on account of the enormous amount of steam required to furnish power for the air-compressor. A heavy expense to start with, purchasing and installing a new boiler, and the expense for fuel was anywhere from double to treble to what it was where air was not used. Why? “Well (was the reply), because it takes so awful much air to work these wells that it is just awful how they use steam 1” Such as the above mentioned was what confronted me when 1 first took up the question…

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