“The value of such a work as Mr. Grinnell has produced can hardly be overstated.”
—New York Times

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“In his books … Mr. George Bird Grinnell has portrayed [the Indians] with a master hand; it is hard to see how his work can be bettered.”
—Theodore Roosevelt

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“[George Bird Grinnell was] a really marvelous writer and collector of Indian material.”
—Joseph Campbell, author of The Hero with a Thousand Faces

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“[Grinnell’s career] was of incalculable benefit to every student of Western or Indian history.”
—Stephen E. Ambrose, historian and author

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“Drawing upon the thoughts and actions of individual Cheyennes, Grinnell manages to reconstruct a highly readable account of their culture.”
—Journal of the American Academy of Religion