Electricity and magnetism : an elementary text-book, theoretical and practical (1920)
Glazebrook, Richard, Sir, 1854-1935 · Cambridge : The University press · leaf 128
f the lines of force dueto a single magnet, and also to two magnets placed in thepositions indicated. These figures are taken by the authors kind permission fromWatsons Text-book of Physics. Longmans. 118 MAGNETISM [CH. VII 72. Tensions and Pressures in a MagneticField. In dealing with… … Fig. 75 a. In Figures 75 b, c, and e lines of force are seen joining thenorth pole of either magnet to the south pole of the other;
Electricity · Magnetism
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