Small, Sidney Aylmer, 1876- [from old catalog] · Chicago, F. J. Drake & co · leaf 410
Fig. 188. Interior Construction of an Air Blast Transformer. … Fig. l§9r Set pf Coils Made Up Rea<ty to Be Placed is IrassformeFt 412 ELEMENTARY ELECTRICITY then wound with linen tape, or varnished cambric cloth.Fig. 186 shows a coil in the three stages of completion. In Fig. 187 is shown a set of completed coils, togetherwith the ventilating ducts and mica…
Electricity
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