Columbia subject headings:
Land tenure--Law and legislation--North Dakota--Fort Berthold Indian Reservation.
Mines and mineral resources--North Dakota--Fort Berthold Indian Reservation.
Mining law--North Dakota--Fort Berthold Indian Reservation.
Harvard subject headings:
Land tenure--Law and legislation--North Dakota--Fort Berthold Indian Reservation.
Mines and mineral resources--North Dakota--Fort Berthold Indian Reservation.
Mining law--North Dakota--Fort Berthold Indian Reservation.
Princeton subject headings: