A law passed in 1912 provided that “The carrying of concealed weapons is forbidden, unless some are exhibited to public view.

Sec. 15-38. Behavior. No person in a park shall: (a) Fireworks and explosives. Have brought, or have in his possession, or set off or otherwise cause to explode or discharge or burn, any firecrackers, torpedo, rocket, or other fireworks or explosives of inflammable material, or discharge them or throw them into any such area from…