In the Western Union in the 30s of the 20th century worked 14 thousand couriers delivering telegrams. 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 1849, Selden and Sibley, the founders of the future Western Union, created the New York State Printing Telegraph Company. In October 1871 the company Western Union began to provide money transfer services, drawing on its own extensive telegraph network.