Convention, Volume 2;Volume 37;Volume 50 |
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Halaman 132
... pump is driven by the 60 - cycle motor , drawing energy from the lines of the Edison Electric Illuminating Co. of Boston . However , should any mishap occur to the 60 - cycle supply the pump can be instantly operated by its 25 - cycle ...
... pump is driven by the 60 - cycle motor , drawing energy from the lines of the Edison Electric Illuminating Co. of Boston . However , should any mishap occur to the 60 - cycle supply the pump can be instantly operated by its 25 - cycle ...
Halaman 133
... pumped into a cistern or reservoir under the pump- house , while from the smaller bore the water is delivered directly into a pressure system . A pressure tank with a capacity of 13,000 gal is used , although as normally operated the ...
... pumped into a cistern or reservoir under the pump- house , while from the smaller bore the water is delivered directly into a pressure system . A pressure tank with a capacity of 13,000 gal is used , although as normally operated the ...
Halaman 158
... pump- ing , and , according to Mr. Rosborough , it plans to build up a corresponding load for the winter months , consisting of electrical heating and the operation of agricultural machinery . Note must here be made of the largest known ...
... pump- ing , and , according to Mr. Rosborough , it plans to build up a corresponding load for the winter months , consisting of electrical heating and the operation of agricultural machinery . Note must here be made of the largest known ...
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