Every registered voter qualified by law to vote for a member of the legislature of the state, and who shall have been a resident of said City for six months preceding the day of election, and is a bona fide resident of the election precinct in which he offers to vote, shall be entitled to vote at all elections held in said City by or under the corporate authorities thereof. For the first primary and election hereunder those qualified voters resident in election precincts wherein elections were held for a member of the legislature in the year One Thousand Nine Hundred and Twelve, and at which no municipal election is held under this act, shall be regarded as residents of the municipal election precinct nearest to their actual residence.