COMMERCE

Intercourse by way of· trade llnd traffic between different peoples or states and the citizens or inhabitants thereof, including not only the purchase, sale, and. exchange of commodities, but also the Jnstrumentalitles and agencies by which it is promoted and the means and appliances by which it is carried on, and the transportation of persons as well as of goods, both by land and by sea.. Brennan l'. Titilsville, 153 U. Sf 289, 14 Sup. Ct. 829, SS L. Ed. 719: Railroad Oo. v. Fuller, 17 Wall. 568, 21 L. Ed. 710; Winder v. Caldwell, 14 How. 444, 14 L. Ed. ffl; Cooley v. Board ot Warden& [s. 226]