North Dakota Century Code Title 11. Counties § 11-01-54. Williams County

Beginning at the point where the boundary line between the states of North Dakota and Montana intersects the line between townships one hundred fifty-nine and one hundred sixty north; thence south along the boundary line between the states of North Dakota and Montana to the main channel of the Missouri River; thence in an easterly direction along the main channel of the Missouri River to the point where the line between ranges ninety-four and ninety-five west of the fifth principal meridian intersects the main channel of the Missouri River; thence north along the line between ranges ninety-four and ninety-five west to the northeast corner of township one hundred fifty-six north, range ninety-five west, a point on the fourteenth standard parallel; thence west along the fourteenth standard parallel to the southeast corner of township one hundred fifty-seven north, range ninety-five west; thence continuing north along the line between ranges ninety-four and ninety-five west to the northeast corner of township one hundred fifty-nine north, range ninety-five west; thence west along the line between townships one hundred fifty-nine and one hundred sixty north to the point of beginning.