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 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 1933, by the Western Union Company were invented "singing telegrams". Western Union incomes for 2007 have made $4,9 billion US dollars, and the quantity of transactions has made 572 million. 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 - Western Union for more than 130 years provides money transfer services to its customers.