In the 30's of the twentieth century, Western Union has become the world's largest telegraph company. Leaving the idea of expansion into Europe, Western Union took up the expansion of services in the U.S. market. 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. 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. The size of the commission fee for the transfer is charged according to the Western Union tariffs and depends on the amount of money sent. In 1933, by the Western Union Company were invented "singing telegrams".