Excerpt from Electric Wiring and Lighting Useful and flexible lighting unit marking an epoch not only in home lighting, but also in the actual development Of the electrical industry itself. This invention had been preceded by the invention of the higher powered but less flexible arc lamp, and these two fundamental lighting. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This 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.