For the purpose of electing Council members this Charter shall take effect on the first day of January, 1955, and an election shall be held the first Tuesday of November, 1955. Council members previously elected to serve beyond the first day of January, 1956, shall complete the unexpired term to which they were elected. In 1955 there shall be four (4) Council members elected and three (3) Council members having unexpired terms. In 1957 seven (7) Council members shall be elected. Council members elected in 1955 shall take office on the first Monday of January, 1956, and for all other purposes this Charter shall be deemed to be in effect on the first day of January, 1956.