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. In 1920, Western Union has implemented the world's first transmission of images over the ocean. In the 30's of the twentieth century, Western Union has become the world's largest telegraph company. In 1860 the U.S. Congress arranged among the telegraph companies a competition to create a national line. The winner was Western Union. 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 1864, fearing the laying of long underwater lines, Western Union offered to carry out laying of telegraph lines to Europe through the Russian Alaska under the narrow Bering Strait and then to Siberia with branching in the major cities of Europe. In 1933, by the Western Union Company were invented "singing telegrams". In 1914 Western Union engineers invented the first payment card - a prototype of the modern credit card.