In the early forties of the 20th century, Western Union has used the first time a commercial intercity microwave transmission system. 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. Western Union incomes for 2007 have made $4,9 billion US dollars, and the quantity of transactions has made 572 million. In 1991, Western Union has sold some low-profit division of the company AT & T, GM Hughes Electronics, and to some others. In the same year the company changed its name to New Valley Corp. In 1879 Western Union left the telephone business after losing a lawsuit against Alexander Graham Bell - the patent holder on the phone. Western Union made so that the time in all of American civil services was the same.