This technical manual provides a comprehensive guide to the design and operation of steam boilers, which were essential to the industrial revolution. Robert Armstrong covers every aspect of boiler construction and management, from the materials used to the safety precautions required. Although aimed at engineers and mechanics, this book is also of historical interest to anyone fascinated by the technology that powered the modern world.This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it.This work is in the 'public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work.Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.