Electricity for everybody; its nature and uses explained (1895)
Atkinson, Philip · New York, The Century Co. · leaf 204
188 ELECTRICITY FOR EVERYBODY. which are attached a number of spring-jacks, connectedwith the electric circuit; and by thrusting a plug intoone of these spring-jacks, through a hole in the board, … Fig. 81. any utensil can be connected with the circuit by its socket, through a flexible conductor attached to this plug,as shown. HEAT AND ELECTRICITY. 189 On the right is shown the oven, constructed with coil-bearing plates for heating above and below; the connec-tions of which with the electric…
Electricity
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