. This form being presented. of pendulum rod may have been em- To these insulators the wire is attached in the ordinary ployed before, but if so we have not manner. B is, in Fig. 1, the peg or standard supporting the met with it. insulator proper, A, and in Fig. 2, the shank of the hook ——_-+ >… … minute lines, even with the aid of this a true eye, a steady Official figures of the production of the White Pine mines has cast upon it or otherwise attached a cup, C. The insula- hand, and the utmost care are indispensable. for three months show how largely the richness‘of the mines The tools…
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