Elementary Lessons in Electricity Magnetism. E-book. Formato PDF - 9780243642434

Elementary Lessons in Electricity Magnetism. E-book. Formato PDF. The author returns cordial thanks to various professional friends and electrical engineers who have aided him with information. He has to thank Dr. C. Chree, of the Kew Observatory, for sundry magnetic data, and Professor L. A. Bauer, of Washington, for material used in preparing the magnetic map of North America.