This classic textbook, first published in 1873, provides a comprehensive introduction to the principles of electricity and magnetism, including discussions of electric circuits, electromagnetism, and the nature of light. Its author, Fleeming Jenkin, was a Scottish engineer and physicist who made significant contributions to the development of telegraphy and submarine communications. This book is a must-read for anyone interested in the history of science and technology. 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.