Treatise; Being the Second Part of a Course of Natural Philosphy, Compiled for the Use of the Students of the University at Cambridge, New EnglandThe atmosphere is evidently of the class of non-conducting bodies; since, if it afforded a free passage to electricity, no body surrounded by it could exhibit durable electrical phenom ena. Now a tube of glass or resin, being rubbed, preserves its electric properties for a considerable time, although immersed in this ?uid.About the PublisherForgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.comThis book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.

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