Another invention of Western Union - time synchronization. July 3, 1884 the company's shares were included in the calculation base for the newly created stock index Dow Jones Transportation Average. By 1861 Western Union telegraph lines entangled the whole America. It's time to explore Europe. In 1933, by the Western Union Company were invented "singing telegrams". Before transition to remittances Western Union company rendered services on sphere of cable communication. The first offices of company were located in the Reynolds Arcade building in Rochester, New York. The sign above the main entrance to the building -