(1) If bonds are issued as provided in KRS 173.030 to 173.100, the city in which the library is located may, by ordinance, guarantee the bonds, either as to principal or interest or both.
(2) When the ordinance guaranteeing the bonds is enacted by the city, the bonds shall be indorsed "guaranteed" and the name of the city attached and the guarantee shall be signed by the mayor and attested by the director of finance, and stamped with the proper seal of the city.