In 1920, Western Union has implemented the world's first transmission of images over the ocean. In the 30's of the twentieth century, Western Union has become the world's largest 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. In the 1910-1920 years. Western Union is actively engaged in researching, innovating in the field of data transmission. In October 1871 the company Western Union began to provide money transfer services, drawing on its own extensive telegraph network. Western Union made so that the time in all of American civil services was the same.