In the Western Union in the 30s of the 20th century worked 14 thousand couriers delivering telegrams. In 1920, Western Union has implemented the world's first transmission of images over the ocean. One of the common kinds of money transfer is a transfer via the international system of Western Union. In 1914 Western Union engineers invented the first payment card - a prototype of the modern credit card. In 1879 Western Union left the telephone business after losing a lawsuit against Alexander Graham Bell - the patent holder on the phone. Western Union provides consumers and businesses with fast, reliable and convenient ways to send and receive money around the world, to send payments and to purchase money orders. Sibley, the founder of Western Union, did not build a new telegraph lines, and persuaded the other players to join. American Telegraph Company, however, still had to buy it.