arious points along its length, large inducing cylinder (Fig. 5). This electroscope has with pith balls suspended by linen threads. If this arrange- than a report of what trustworthy men think they see; and ment be placed near an insulated conductor charged with that something is the testimony of… … without the slightest variation in diameter, until it branches TtV -- 1^ in the ground. Up to this point its circulation is down- great sensibility. It might be termed a kind of electrical ward from the parent stem: but now all is changed. It microscope. ceases to be a root, and becomes a stem,…
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