companying cut represents what is claimed valves, but in lieu thereof a piston with projecting the roller on the arm, E, projectingfrom the piston to be a decided improvement, over the old fashioned flanges, which open and close the water passages al- rod, follows the curved path, F, and causes the… … their interior is often found to be irregularly, hollow In the perspective view, i'ig. 1, one lorm of this and lined around with a layer of quartz crystals, pump is shown, and also the means used to operate forming what is termed a geode—a "little crystal the piston; the latter, be it understood,…
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