In case any building or house within the limits of the City shall be incorrectly numbered or unnumbered, or the number thereof shall become defaced or illegible, it shall be the duty of the owner or occupant thereof to cause the same to be numbered correctly within ten days after notification so to do, given by or under the direction of the director of inspection services. Such notice may be served by leaving a copy thereof at the building or house in charge of any person, addressed "To the owner or occupant of building or house" or may be given by posting such notice on the door or at the entrance way of said building. (Ord. 4087-NS § 1 (part), 1965: Ord. 1103-NS § 4, 1925)