1895 Mich. Pub. Acts 596, . . . An Act Supplemental To The Charter Of The City Of Detroit . . . , § 44.
No person shall fire or discharge any gun or pistol or carry firearms, or throw stones or other missiles within said park or boulevard, nor shall any person fire, discharge or set off any rocket, cracker, torpedo, squib, or other fireworks or things containing any substance of any explosive character on said park or boulevard, without the permission of said commissioners, and then only under such regulations as they shall prescribe.