123.109  Record of conviction.
  On the trial of any cause in which the accused is charged with a second or subsequent offense, a duly authenticated copy of the former judgment in any court in which such conviction was had shall be competent evidence of such former conviction.
[SS15, §2461-n; C24, 27, 31, 35, 39, §1956; C46, 50, 54, 58, 62, 66, 71, §126.11; C73, 75, 77, 79, 81, §123.109]