In the early forties of the 20th century, Western Union has used the first time a commercial intercity microwave transmission system. Another invention of Western Union - time synchronization. In 1866, Sibley ordered the engineers to develop a Western Union telegraph system of stock quotes in real time. In 1933, by the Western Union Company were invented "singing telegrams". In October 1871 the company Western Union began to provide money transfer services, drawing on its own extensive telegraph network. Gold Card Loyalty Program Western Union