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Scientific American, Vol. 45, No. 9 (1881) (1881)

leaf 7

An illustration from Scientific American, Vol. 45, No. 9 (1881), 1881, leaf 7
trace of magnetism. alg a rcs ces Curious Experiment in Magnetisiii. The theory of the action of this machine seems to be that cess, but all are more or less troublesome and uncertain. the watch is subjected to rapid reversals of polarity in a The following experiment is described by M. Obalski, in… … above and below pears to be due the magnet, these to the fact that collars being connected with the terminals of the magnet when the gravitation force downward is partly counteracted wire. The frame supporting the magnet spindle is attached to by the upward hydrostatic force due to immersion, the…

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