The county of Johnson is bounded as follows: Commencing at the southwest corner of township four, north, of range nine, east; thence east to the southeast corner of section thirty-three in township four, north, of range twelve, east; thence north by section lines to the northeast corner of section four in township six, north, of range twelve, east; thence west to the northwest corner of township six, north, of range nine, east; thence south to the place of beginning.