§3716. Deed of sheriff or others authorized to make public sales; prima facie proof of authority
In any petitory action or other suit to try or establish title to immovable property, where the litigant upon whom the onus rests of proving title shall offer in evidence in support thereof the deed of any sheriff, succession representative, trustee in bankruptcy, receiver, constable, auctioneer or other person authorized by the laws of this state or of the United States to make public sales, if the same be fair on its face, be duly recorded and purport to convey title from one person to another, such deed shall be prima facie evidence of the authority of the officer or other functionary who made and delivered it and shall moreover be deemed prima facie proof of such sale.