§ 71.17 INTERFERENCE WITH OFFICIAL TRAFFIC-CONTROL DEVICES PROHIBITED.
   No person shall without lawful authority attempt to or in fact alter, deface, injure, knock down, or remove any official traffic-control device, any railroad sign or signal, or any inscription, shield, or insignia thereon, or any other part thereof.
('75 Code, § 41.31) Penalty, see § 71.99