ate electric machines the accompanying illustration, and has been patented sufficient to allow the gas to give its maximum effect. or Ruhmkorff coils know its characteristic odor, by Mr. Oscar W. Donner, of Coosaw, 8. C. The roclx whenee, in fact, is derived it name (0f@,'I smell’). The essential… … j and opposite perforated plates, B, the rock falling first upon one and then another of these plates in its pas- sage downward through the conductor. Over the con- ductor is a rose nozzle, D, which showers water upon the rock, and opposite each of the perforated plates are jets supplied from…
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