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Miscellaneous papers (1896)
Hertz, Heinrich, 1857-1894, Jones, Daniel Evan, b. 1863, Schott, George Adolphus, 1868- tr · London: Macmillan, New York, Macmillan and co. · leaf 160
Fig. 14, a and &.—Rotating copper sphere, five turns per second, \ nat. size. INDUCTION IN ROTATING SPHERES 123 … Fig. 15 a.—Rotating copper sphere, 50 turns a second, § nat. size.Electricity · Physics
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