Biographies of three Victorian figures of electrical science and the telegraph: John Tyndall, from his Irish beginnings and student days at Marburg to his work on diamagnetism; Charles Wheatstone, with his methods for measuring resistance; and Samuel Morse. The 1887 book follows their careers, friendships and discoveries chapter by chapter.
An engaging period portrait of the men behind the telegraph, for readers of the history of science and invention. Download the free EPUB.