Prior to the adoption of Ord. 21829 on 09/16/2013, Section 2-159 read as follows.

    Whenever for any reason the city clerk is absent or otherwise  unable to perform the duties of his such  office, the deputy city clerk shall serve in such capacity and city council shall, by resolution, appoint a temporary clerk, who shall possess all qualifications required by the charter or ordinances of the city clerk, and who shall have all the powers and perform all the duties of the regular clerk.

(Code 1964, § 2.070)