Stephen Johnson Field,
Western Union Telephone Company v…
“ Although intercourse by telegraphic messages between the states is thus held to be interstate commerce, it differs in material particulars from that portion of commerce with foreign countries and between the states which consists in the carriage of persons and the transportation and exchange of commodities, upon which we have been so often called to pass. It differs not only in the subjects which it transmits, but in the means of transmission. Other commerce deals only with persons, or with visibl and tangible things. But the telegraph transports nothing visible and tangible ”
