Excerpt from How to Install Electric Bells, Annunciators, and Alarms: Including Batteries, Wires and Wiring, Circuits, Pushes, Bells, Burglar Alarms, High and Low Water Alarms, Fire Alarms, Thermostats, Annunciators, and the Location and Remedying of Troubles Among all the applications of electricity to domestic or commercial uses, few are as wide spread as the electric bell. Practically every build ing used for a dwelling, storage or manufacture requires an electric bell, annunciator or alarm system. This book was written to explain in practical language how an electric bell system operates and how it is installed; its success shown Iby its large sale has resulted in this new edition which brings the subject up to date. 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.