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Electrostatic lightning conductor apparatus
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Lightning conductor 1
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Electrostatic apparatus for demonstrating the effect of a lightning conductor by "inflaming spirit". German nineteenth century school demonstration apparatus. In excellent condition apart from a reasonably executed old repair on the chimney which is pretty invisible from the front.base 7.4" (18.5 cm) x 3.1" (8.0 cm) height 11.5" (29.5 cm) delivery free
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