each district shall appoint as many boards of registration as may be

necessary, consisting of three loyal officers or persons, to make and

complete the registration, superintend the election, and make return

to him of the votes, list of voters, and of the persons elected as

delegates by a plurality of the votes cast at said election; and upon

receiving said returns he shall open the same, ascertain the persons

elected as delegates, according to the returns of the officers who

conducted said election, and make proclamation thereof; and if a