History of radio the journal RPCS). An earlier description of the device was given by Dmitry Aleksandrovich Lachinov in July 1895 in the second edition of his course "Fundamentals of Meteorology and Climatology", which was the first such course in Russia. Popov's receiver was created on the improved basis of Lodge's receiver, and originally intended for reproduction of its experiments. In 1894 the young Italian inventor Guglielmo Marconi began working on the idea of building a commercial wireless telegraphy system based on the use of Hertzian waves (radio waves), a line of inquiry that he noted other inventors did not seem to be
First long-distance telephone line Downieville, California. The site is now a California Historical Landmark. The marker is inscribed: WORLD'S FIRST LONG-DISTANCE TELEPHONE LINE The first long-distance telephone in the world, built in 1877 by the Ridge Telephone Company, connected French Corral with French Lake, 58 miles away. It was operated by the Milton Mining Company from a building on this site that had been erected about 1853. First long-distance telephone line The world's first long-distance telephone line, established in 1877, connected French Corral with Bowman Lake (previously known as French Lake) at the headwaters of the Yuba River. It was strung across trees and