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Chapter Xvii. Effect of Magnet Upon After-Glow in a Bulbed Phosphorescent

Auroræ: Their Characters and Spectra · J. Rand Capron — chapter 33 of 37 · ~28 words · public domain

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tube demonstrated. Effect of magnet upon glow in small phosphorescent (powder) tubes examined. Marquis of Salisbury’s experiments (lighting-up with one wire only) tested, and confirmatory results arrived at.

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