Article 103 — Defendant who cannot be found

Where the serving officer, after using all due and reasonable dili- gence, cannot find the defendant, and there is no agent em- powered to accept service, nor any other person on whom service can be made, the serving officer shall return the summons to the court from which it was issued, together with an affidavit as to the facts which prevented him from serving the summons and the provisions of Art. 105 (2) shall apply. i\ q. 104.- Endorsement of time and manner of service When a summons has been served under Art. 102, the serving officer ' shall endorse or annex, or cause to be endoresed or annexed, on or to ,the original summons, a return' stating the time when and manner in which the summons was served, and the name aQd address of the person, if any, identifying the person served and witnessing the delivery or tender of the summons.