That the county of Harper shall be bounded as follows: Beginning at the northeast corner of township thirty-one south, of range five, west of the sixth principal meridian; thence west on the township line, to the northwest corner of township thirty-one south, of range nine west; thence south on the range line between ranges nine and ten west, to the state line; thence east on the state line, to the range line between ranges four and five west; thence north along said range line, to place of beginning.