Grinnell: America's environmental pioneer and his restless drive to save the West

Introduction: Evolution and extinction

Part one: Boy hunter (1849-1876). Audubon Park ; Member of the class ; The Yale Expedition ; A wild gallop ; The Black Hills ; A nation's park

Part two: Natural historian (1876-1886). Age of surprises ; Thorough sportsman ; No tenderfoot he ; Dear partner

Part three: Preservation, reservation (1886-1897). The Audubon Society ; The rock climbers ; Fair chase ; Ghost Dance ; Sacred range ; Standing menace ; The ceded strip ; A plank ; Diverse voices

Part four: American anthropologist (1897-1902). Eclipse of memory ; The Alaska expedition ; Indians of to-day ; Winning of the West

Part five: Mr. and Mrs. Grinnell (1902-1911). The captured woman ; Temporary sojourners ; Pulverizing engine ; Stuyvesant Square

Part six: Principled pragmatist (1911-1919) ; Break the old habit ; Undue destruction ; Fighting Cheyennes ; The National Park Service

Part seven: Gray guardian (1919-1938). All this better work ; A complex life ; Melting rapidly ; A strong strand

Epilogue: Do more good.