It shall be the duty of the county commissioners of such county, to procure from the United States authorities and the state or county authorities, or elsewhere, all such maps, tracts, and books, or official or properly authenticated copies thereof as relate to any of the lands in such county, and cause the same to be recorded in the office of the register of deeds of such county, at a fee not exceeding the actual cost of clerical work necessary for properly recording same.
R.L. 1910, § 7278.