Where property is under attachment, it shall be attached under subsequent orders, as follows:
First, if it be real property, it shall be attached in the same manner prescribed in Section 4820.
Second, if it be personal property, it shall be attached as in the hands of an officer, and subject to any previous attachment.
Third, if the same person or corporation be made a garnishee, a copy of the order and notice shall be left with him in the manner prescribed in Section 4841.
R.L. 1910, § 4843.