In 1877, starting from September, New York City residents began to have the opportunity to check the time on clock with the "time ball", located on the roof of constructed in the same year a new corporate headquarters - Western Union Building. 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. Western Union incomes for 2007 have made $4,9 billion US dollars, and the quantity of transactions has made 572 million. Western Union made so that the time in all of American civil services was the same.