MODERN Electrical Construction A RELIABLE, PRACTICAL GUIDE FOR THE National Board of Fire Underwriters By HENRY C. HORSTMANN and VICTOR H. TOUSLEY Authors of "Modern Wiring Diagrams and Descriptions" PREFACE In this volume an attempt is made to provide the beginner in electrical construction work with a reliable, practical guide; one that is to tell him exactly how to install his work in accordance with the latest approved methods. It is also intended to give such an elaboration of "safety rules" as shall make the book valuable to the finished workman as well. To this end the rules of the "National Electrical Code" of the National Board of Fire Underwriters have been given in full, and used as a text in connection with which there is interspersed in the proper places a complete explanation of such work as the rules may apply to. This method of teaching and explaining practical electricity may at first glance seem somewhat haphazard, but it resembles very closely the actual method by which the most successful, practical workmen have learned the trade. It is thought that explanations pertaining directly to the work in hand will be more deeply considered and more likely to be fully comprehended than explanations necessarily more abstract. It should be noted that, while the rules published in the "National Electrical Code" are standard and work done in |