Lightning and lightning protections . Fig. 4, 23 shape are struck indescriminately, and by the spark of the samekind. It seems inmaterial also whether the object is placeddirectly on the lower plate or is insulated. These are what. Case 11 a. Lodge calls an imitation of lightning and he illustrated for eachcase as corresponding Fig. 5, 6.

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Keywords: ., bookcentury1900, bookdecade1910, booksubjectlightning, bookyear19