Automobiles or trailers (new or used) offered for sale may be stored in the open on the rear half of the lot(s), the front portion of which is occupied by a structure containing automobile or trailer showrooms and where no part of the open storage area is within 50 feet of any street line. Used car sales lots, independent of automobile salesrooms and service conducted within a building, are not permitted.
('74 Code, Appendix A, § 8) Penalty, see § 156.999