Beginning at a point on the southern boundary line of the state, where the line dividing ranges six and seven, west, intersects the same; thence north with said line to the northeast corner of township twenty-seven, north, of range seven, west; thence west with the township line between townships twenty-seven and twenty-eight to the northwest corner of township twenty-seven, north, of range ten, west; thence south with the line dividing ranges ten and eleven, west, to the southern boundary line of the state; thence east on the southern boundary line of the state to the place of beginning.