7-4-2903. Stenographer for coroner in certain counties. In each county having a population of 45,000 or more by the latest federal census enumeration, the coroner may, with the consent of the county commissioners, appoint a stenographer. The stenographer shall hold such position during the pleasure of the coroner making the appointment and shall receive as salary a sum to be fixed by the board of county commissioners, to be paid monthly out of the contingent fund of the county upon the order of the board.