In this illuminating book, the Plains Indians come to life as shrewd traders. The Cheyennes played a vital role in an intricate and expanding barter system that connected tribes with each other and with whites. Joseph Jablow follows the Cheyennes, who by the beginning of the nineteenth century had migrated westward from their villages in present-day Minnesota into the heart of the Great Plains. Formerly horticulturists, they became nomadic hunters on horseback and, gradually, middlemen for the exchange of commodities between whites and Indian tribes.

Jablowshows the effect that trading had...