s are also quarter of an inch at the supports for the the inner end's to pole pieces, which five-eighths of an will be seen at either inch at the outer side of the cylinder. ends. The lower The dielectric used disk, which is sta- as a covering for the tionary, carrying the pole pieces is sheet 90°… … conductor weird appear- passes under the lower disk, and presses its brush ance in a darkened room. The subject of the motive well that further explanation of the construction is against one of the 90° sectors of the stationary lower power of static electricity is one filled with interest not…
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