Beginning at the southwest corner of township one hundred forty-five north, range sixty-seven west of the fifth principal meridian, a point on the eleventh standard parallel; thence east along the eleventh standard parallel to the southeast corner of township one hundred forty-five north, range sixty-two west; thence north along the line between ranges sixty-one and sixty-two west to the northeast corner of township one hundred forty-seven north, range sixty-two west; thence west along the line between townships one hundred forty-seven and one hundred forty-eight north to the northwest corner of township one hundred forty-seven north, range sixty-seven west; thence south along the line between ranges sixty-seven and sixty-eight west to the point of beginning.