In the early forties of the 20th century, Western Union has used the first time a commercial intercity microwave transmission system. 1980 - for the first time in the history of Western Union revenues from money transfers exceeded the income from the telegraph service. Another invention of Western Union - time synchronization. In 1866, Sibley ordered the engineers to develop a Western Union telegraph system of stock quotes in real time. In 1877, starting from September, New York City residents began to have the opportunity to check the time on clock with the "time ball", located on the roof of constructed in the same year a new corporate headquarters - Western Union Building. 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".
Another invention of Western Union - time synchronization. In 1866, Sibley ordered the engineers to develop a Western Union telegraph system of stock quotes in real time. 1980 - for the first time in the history of Western Union revenues from money transfers exceeded the income from the telegraph service.