That the county of Sheridan be bounded as follows, to wit: Commencing at a point where the east boundary line of range No. twenty-six west crosses the first standard parallel south; thence west on said standard parallel, to a point where said standard parallel crosses the east boundary line of range No. thirty-one west; thence south on said range line, to a point where said range line crosses the second standard parallel south; thence east on said standard parallel, to a point where said standard parallel crosses the east boundary line of range No. twenty-six west; thence north on said range line, to place of beginning.