directly under the upper crosspiece. This spring is compressed ; ~~ +0 by the fixed collar, D on the bar when the latter is raised. The Telephone. New facts are discovered in the practical use of Professor Bell’s speaking telephone much faster than theories can be 1877, the improved fumigator… … fastened to the poles that carry the telephone wire. There Rafael Fores. It occurs in granite, along with tourmaline, is a low crackling sound which is believed to be produced felspar, stilbite, and desmin, and crystallizes like the latter. | Its composition is asfollows: Silica, 49-96 per cent;…
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