No person, in any park of the City, shall cause any breach of the peace, disturbance or create any nuisance; post any private notice or advertisement therein or on any fence thereof; violate any notice or card or rules or regulations posted in or about any park under authority of the City; injure, mutilate or deface any tree, shrub, flower, building, structure, fence or other thing in or about any park; throw at, shoot at, kill or injure any bird, animal or pet of any kind in or belonging to any park; violate any of the rules or regulations made for the government of any park; or violate any lawful order of the Director of Public Works.
(1947 Code Sec. 21.11)