The county of Douglas is bounded as follows: Commencing at a point on the eastern boundary line of the State of Nebraska as established by the Iowa-Nebraska Boundary Compact of 1943, two miles south of the dividing line between townships fourteen and fifteen, north; thence north and following said eastern boundary line to the north boundary line of township sixteen; thence west to a point in the middle of the main channel of the Platte River; thence down said channel to a point two miles due south of the dividing line between townships fourteen and fifteen; and thence east to the place of beginning.