In the 30's of the twentieth century, Western Union has become the world's largest telegraph company. Western Union offers one of the easiest ways for families and friends to send money and stay connected almost anywhere in the world. Most service points of Western Union work in the time convenient for customers throughout the week and throughout the year. 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 October 1871 the company has implemented the world's first telegraph money order. After a century money transfers have become a major source of income for Western Union. Thanks to cooperation with Western Union the Associated Press at the end of the XIX century took almost monopolistic position in the U.S. market news. Sibley, the founder of Western Union, did not build a new telegraph lines, and persuaded the other players to join. American Telegraph Company, however, still had to buy it.