The mighty Columbia River cuts a deep gash through the Miocene basalts of the Columbia Plateau, coursing as well through the lives of the Indians who live along its banks. Known to these people as Nch'i-Wana (the Big River), it forms the spine of their land, the core of their habitat.

At the turn of the century, the Sahaptin speakers of the mid-Columbia lived in an area between Celilo Falls and Priest Rapids in eastern Oregon and Washington. They were hunters and gatherers who survived by virtue of a detailed, encyclopedic knowledge of their environment. Eugene Hunn's authoritative...