A Board of Review shall be elected at the election on the adoption of this Charter. No primary shall be held in connection with these officers. Nomination petitions for such officers shall be filed with the City Clerk at or before 5:00 o'clock, p. m., on the 21st day of October 1955. Such nomination petitions shall conform to the requirements for the nomination of City officers contained in the Charter of the City which is in effect at the time of filing the petitions. The person receiving the highest number of votes for this office shall hold office from January 1, 1956, until the second Monday in April of 1959. The two persons elected to such office who do not receive the highest number of votes shall hold office from January 1, 1956, until the second Monday in April, 1957.