In the Western Union in the 30s of the 20th century worked 14 thousand couriers delivering telegrams. In the 30's of the twentieth century, Western Union has become the world's largest telegraph company. Another invention of Western Union - time synchronization. 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. In 2000 was launched the Web site westernunion.com, with which users from certain countries can independently transfer funds online. The first offices of company were located in the Reynolds Arcade building in Rochester, New York. The sign above the main entrance to the building -