Excerpt from Wireless Telegraphy: Its History, Theory and Practice Since it frequently happens that didactic treatises fall into the hands of the untaught and the simplest of texts are sometimes found useful by the most highly trained specialist, it was pro posed that all the various phases of the subject under consideration should receive due attention and, by connecting them in series, a complete and logical account would necessarily follow and one that would bring the state of the art down to the present time. 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.