.Upon receipt of an application signed by both the parties to the marriage for the registration of their marriage under this Chapter, the Marriage Officer shall give public notice thereof in such manner as may be prescribed and after allowing a period of thirty days for objections and after hearing any objection received within the period, shall, if satisfied that all the conditions mentioned in section 15 are fulfilled, enter a certificate of the marriage in the Marriage Certificate Book in the Form specified in the Fifth Schedule, and such certificate shall be signed by the parties to the marriage and by three witnesses.