If a majority of the voters in the town taking part in such election vote in favor of the bond issue, the council of the town may issue its bonds to the amount set out in the petition, either coupon or registered, signed by its mayor, and attested by the town clerk, and deliver the same to the clerk of the county as satisfactory security for the obligations imposed by this section. The council of the town may make annual appropriations out of the revenues of the town to pay the interest on the bonds and to provide a sinking fund for the redemption of the bonds by special levy or otherwise.