Small, Sidney Aylmer, 1876- [from old catalog] · Chicago, F. J. Drake & co · leaf 149
r. Stop tapping before the current, isturned off. No one unskilled in the handling of elec-trical machinery should do this, as one can cause con-siderable damage to himself and to the electrical wiring.Correct management of this process will produce thestrongest possible magnet. 150 ELEMENTARY… … Fig. 67. Making a Magnet by means of an Electro-magnet. Answer. Bar magnets should be laid side by side,separated by a thin strip of wood, the north end of oneand south end of the other at same end. Strips of ironshould be laid across the ends so as to touch both mag-nets as in Fig. 66. Horse-shoe…
Electricity
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