Wireless Telegraphy and Hertzian Waves, published in 1900, is a book written by Selimo Romeo Bottone. The book is a comprehensive guide to the technology of wireless telegraphy and the principles behind Hertzian waves. Bottone begins by explaining the basic principles of electricity and magnetism, and then goes on to describe the various types of telegraphy that were in use at the time, including Morse code and the duplex system.The book then delves...