§3719.  Instruments acknowledged before U.S. diplomatic and consular officials admissible in evidence

All deeds and other acts under private signature heretofore acknowledged before any ambassador, minister, charge d'affaires, secretary of legation, consul general, consul, vice-consul, consul, or a notary public of any one of the states of the union, insular possession, territories of the United States, District of Columbia, or a commissioner for the state of Louisiana in any one of the said states or territories, whether the acknowledgement be signed or not signed by the party making it, or whether the acknowledgement be made in the presence of or out of the presence of witnesses, shall be deemed, taken and accepted as prima facie valid and received in evidence without further proof.