In the Western Union in the 30s of the 20th century worked 14 thousand couriers delivering telegrams. 1980 - for the first time in the history of Western Union revenues from money transfers exceeded the income from the telegraph service. Western Union has several divisions, with products such as person-to-person money transfer, money orders, business payments and commercial services. Each money transfer is protected with control number, that allows you to track and to ensure prompt payment of money specified by you person. 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 1879 Western Union left the telephone business after losing a lawsuit against Alexander Graham Bell - the patent holder on the phone. In 1884 Western Union has become a joint-stock company and was brought to the stock exchange. The company has entered in the first American stock index Dow Jones.