r one of taneously. In Fig. the transatlantic ca- 3, we have repre- bles will be at- sented a number tempted. PROFESSOR _A. GRAHAM BELL'S TELEPHONE.—Fig. 1. of telephones con- In the telephone nected together, which we illustrat- 2and4. A, Fig 2, is a plate of iron or steel which is| each one, for…
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