In the Western Union in the 30s of the 20th century worked 14 thousand couriers delivering telegrams. In 1866, Sibley ordered the engineers to develop a Western Union telegraph system of stock quotes in real time. In April 1851 companions registered in Albany New York and Mississippi Valley Printing Telegraph Company (NYMVPTC), which included founded two years before New York State Printing Telegraph Company. In October 1871 the company has implemented the world's first telegraph money order. After a century money transfers have become a major source of income for Western Union. In 1856, in 7 years after the foundation of New York State Printing Telegraph Company, the company changed its name to Western Union Telegraph Company.