* _Joe Pett_ (1929)
* _Den drivende cowboy_ (1933)
* _Single Lady_ (1934)
* _Eventyrets dal_ (1935)
* _Dypt vann_ (1940)
* _This Green Earth_ (1950)
* _Come the Wild Storm_ (1951)
* _Yankee Fiddler_ (1953)
* _The Hungry Grass_ (1963)
* _Reise til Shiloh_ (1966)
sakprosa
* _Colorado, Story of a Western Commonwealth_ (1927)
* _Det demokratiske partiets konsise historie_ (1933)
* _The Horse in Blackfoot Indian Culture_ (1941)
* _Cherokee:The Indians of Southern Appalachia_ (1943)
* _This I Believe:The Personal Philosophies of 24 Outstanding Americans_ (1952)
* _Livet i USA_ (1957)
* _Wild in the Country:Outlaws and Pioneers of Southern California_ (1969)
* _Great American Deserts_ (1972)
* _Buffalo Land_ (1975)
* _Melodien dveler ved_ (1981)
* _Dette er Montana_ (1990)