Upon making such order of incorporation, the judge of probate shall order an election to be held by the same inspectors or others appointed by him for the purpose of electing a mayor and members of the council authorized by this title, who shall, at such election, be elected from the city or town at large. Such inspectors shall give 30 days’ notice of the time and place of holding the election by posting a notice in five public places within the limits of such town or city. Said inspectors shall have the powers and discharge the duties as inspectors and clerks in municipal elections, and said election shall be conducted, as far as practicable, in the manner prescribed in this title for the election of city or town officers, and no person shall vote at such election unless he is a qualified elector of the county and has resided within the limits of the municipality for three months next preceding the election.