In the early forties of the 20th century, Western Union has used the first time a commercial intercity microwave transmission system. The Western Union Company - the American company, specialising on granting of services of monetary intermediary. Western Union was founded in 1851. The company is one of leaders in the market of the international remittances. Another invention of Western Union - time synchronization. In the 80's of Nineteenth century, Western Union was repeatedly tried capture by the railroad tycoon Jay Gould. He worked with Alexander Graham Bell, inventor of the first phone. July 3, 1884 the company's shares were included in the calculation base for the newly created stock index Dow Jones Transportation Average. 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 -