A Course of Lectures on Electricity, Delivered Before the Society of Arts

Excerpt from A Course of Lectures on Electricity, Delivered Before the Society of ArtsSheet of glass. B. Silk rubber. C. Light metal ball on stiff fibre of shellac, suspended by a thread. If C has previously touched A it moves from A towards B. If it has touched B it moves from B towards A.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.