§ 3816. Duty of trustees or board of education to carry out order. It shall be the duty of the trustees or board of education of any school district, within thirty days after service upon them or upon the district clerk of a copy of an order of the county judge and notice thereof to them or any two of them, to cause the same to be entered at length in the book of record of said district, and to raise the amount thereby directed to be paid, by a tax upon the district, to be by them assessed and levied in the same manner as a tax voted by the district.