If the owner of a slave dies and his heirs claim the slave, and the slave objects on the ground that he had been liberated by his deceased master, the slave shall take an oath to that effect, which oath shall confirm his statement; but if an oath is not taken by the slave, the claim of the heirs shall be sustained. Article LXXI All property loaned shall be paid back in kind, but if that be impracticable, the value thereof shall be accepted. Article LXXII The will of a free person shall be legitimate whether he be a non-Mohammedan or a person of bad character; but the will of an insane person or an imbecile or a child or a slave shall not be legitimate. Article LXXIII If the legatee dies before the testator, the will shall be held invalid; but if the legatee dies after the death of the testator, the heirs of the legatee shall be entitled to his share under the will. Article LXXIV If a person wills his estate to one of his heirs, the will shall be sustained if the other heirs consent to it; but if they do not consent, the will shall not be sustained. Article LXXV If a person recognizes his property in the possession of another, which property he has neither sold nor given away as charity or otherwise, it shall be lawful for him to take or recover his property, unless he is afraid of being killed. In case he is afraid, he shall present the matter to the datu and then to the judge. Article LXXVI The action of a guardian or agent shall be binding on the ward or the principal, respectively. The insane, imbeciles, or children shall never be guardians or agents. Article LXXVII If two persons collide unintentionally and one person is injured, the liability of the guilty person for the fine or compensation thereby incurred shall extend to his heirs. The fine shall be small. Article LXXVIII If in the preceding case the collision is intentional, the liability shall be the same, but the fine shall be equal to half the limit. Article LXXIX If children or imbeciles or insane persons collide, the same law shall govern as in the case of sui juris persons. Article LXXX Section 1. A son, the only child, shall inherit all of the estate of his father and mother. Sec. 2. A daughter, the only child, shall inherit half the estate of her father and mother. Sec. 3. Two or more sons, the only children, shall share the estate of their father and mother equally. Sec. 4. In case one son and one daughter are the only children, the estate of the father and mother shall be divided into three equal parts, of which the son shall receive two parts and the daughter one part. Sec. 5. In case of multiplicity of sons and daughters, the estate shall be so divided as to give each daughter half the share of one son. Article LXXXI A husband shall inherit half the estate of his wife in event of her death and when she has neither a child nor a grandchild. Article LXXXII