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Scientific American, Vol. 17, No. 20 (November 1867) (1867)

leaf 7

An illustration from Scientific American, Vol. 17, No. 20 (November 1867), 1867, leaf 7
tronger than pure and deleterious gases from sinks, cesspools, and water chines that when cutting coal of unequal hardness, or in would be supposed. which pyrites or other solid matter are prevalent, the cutter Finally, it is washed with plenty of water under the tap lia.2 Jfy. 2 has been prevented… … per in a dish with the following mixture, which should be closets, and toprevtmfcthe evaporation of liquids under certain chine in the workings by an india-rubber pipe, and the ma- warm:— chine may thus be moved about from one part of the work- circumstances. It is evidently excellently well…

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