Except as herein otherwise provided, no petition to recall any commissioner shall be filed within six (6) months after he takes office. No person removed by recall shall be eligible to be elected or appointed to the city commission for a period of two (2) years after the date of such recall. The clerk of the city commission shall preserve in his office all papers comprising or connected with a petition for a recall for a period of one (1) year after the same were filed. The method of removal herein provided is in addition to such other methods as are or may be provided by general law.