Our boys; what they can do and how to do it (1893)
Stoddart, William, [from old catalog] comp · New York, Hunt & Eaton; Cincinnati, Cranston & Curts · leaf 25
and the other end fas-is a screw with its headwhich fits under e,nected with b asplatinum points orsoldered to the leverscrew g regulates thespring can rise. Aimmersing pieces ofa solution of salt andsuch a battery shouldalone. The number ofmust be determined by … tened to the base; efiled fiat and a switchand the other end con-shown ; f, f are twopieces of platinum foiland screw e; thedistance that thebattery is made bygas-carbon and zinc inwater. One cell ofrun the instrumentsuch cells on a linetrial. A diagram of the battery and the connection of the…
Handicraft · Amusements · Sports
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