Based on the author's thesis. Part I was previously published in 1940 by the American Museum of Natural History. This revised edition includes two additional comparative sections.

The papers in this collection deal with the traditions and past history of the Plains Cree, and the effects, fifty years ago, of a changing way of life. Topics covered are the following: a winter of hardship; Indian laws; revenge against the Blackfoot; Thunderchild takes his first horses from the Blackfoot; it is Pu-chi-to now who tells his story; Thunderchild takes part in a dangerous game; encounter with the Blackfoot in the Eagle hills; a fight with the Scarcee; a story of friendship; truce making and truce breaking; Buffalo pounds; the Buffalo chase; the Grizzly bear; walking wind tell his story of the Grizzly; Thunderchild's adventure with the bears; the foot-race; a faithless woman; the first man; the sun dance; the thirst dance; and, Thunderchild's conclusion.