All county officers under the laws of the Territory of Nevada at the time when the Constitution shall take effect, whose offices are not inconsistent with the provisions of this Constitution, shall continue in office until the first Monday of January A.D. Eighteen hundred and Sixty Seven, and until their successors are elected and qualified; and all township officers shall continue in office until the expiration of their terms of office, and until their successors are elected and qualified; Provided, that the Probate Judges of the several counties respectively, shall continue in office until the election and qualification of the District Judges of the several counties or Judicial Districts; And Provided further, that the term of office of the present county officers of Lander County, shall expire on the first Monday of January AD Eighteen hundred and Sixty Five, except the Probate Judge of said County whose term of office shall expire upon the first Monday of December A.D. Eighteen hundred and Sixty Four, and there shall be an election for County Officers of Lander County at the general election in November A.D. Eighteen hundred and Sixty Four, and the officers then elected, shall hold office from the first Monday of January AD. Eighteen hundred and Sixty five until the first Monday of January AD. Eighteen hundred and sixty seven, and until their successors are elected and qualified.