Magic, pretended miracles, and remarkable natural phenomena (1855)
Philadelphia : American Sunday-school Union · leaf 139
be attachedto M, it will suspend w, repre-senting a very heavy weight.Mr. Barlow has so ar-ranged a globe, as to identifythe dip of the needle with electricity, a currentof which appears to be always passing round theearth. At g, in the opposite diagram, is a globehaving a wire covered with silk,… … LLECTJRIC CLOCK. 137
Magic
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