. . "Dull Knife, Cheyenne chief" . "Dull Knife" . "Dull Knife (famille)" . "Morning Star" . "Dull Knife"@en . "Chief of the Northern Cheyenne Dull Knife" . "chef cheyenne Dull Knife" . . . "Dull Knife" . "1828?-1879? Dull Knife" . "Dull Knife, famille" . "(famille) Dull Knife" . "Dull Knife, chef cheyenne" . . "Dull Knife 1828?-1879?" . . "1879" . "Cheyenne chief Dull Knife" . "famille Dull Knife" . "Knife"@en . "Dull Knife, Chief of the Northern Cheyenne" . "Dull"@en .