The Mayor and common Council of the City of Phoenix, who shall be in office at the time of the approval of this Charter, by the governor of the State are hereby empowered, authorized and directed to provide the necessary means for securing the nomination of candidates for the several offices to be voted for under the provisions of this Charter, at the first election to be held thereunder, and to provide all necessary means and paraphernalia and polling places for the holding of such elections, as herein provided, and they shall also act as the canvassing board for the canvass of the votes cast at such election and shall declare the results thereof and secure the recording of the same, as contemplated by the provisions of this Charter, and they shall also approve the bonds of all the officers elected at such election.