Not less than 30 days prior to the meetings referred to in section 1485 of this title, copies of the plan of merger shall be posted in three or more public places in each of the areas involved. Two public hearings on the proposed plan of merger shall be held at intervals of two weeks in each of the areas involved. The later hearings shall be held not less than five days before the meetings referred to in section 1485 of this title. Notices of the hearings shall be advertised in at least three issues of a newspaper of general circulation in the town. The last advertisement shall appear not later than three days before the final public hearing. (Added 1965, No. 184, § 2(c).)