An Act to Regulate Gun-Powder Manufactories and Magazines within this State. §1. Be it enacted by the Council and General Assembly of this state, and it is hereby enacted by the authority of the same, That from and after the first day of May next, no person or persons whatsoever, shall be permitted within this state to erect or establish, or cause to be erected or established, any manufactory which shall be actually employed in manufacturing gun-powder, either by himself or any other person, either on his own land or the land of another, within the distance of a quarter …

That it shall and may be lawful for the common council of the said city, in common council convened, to pass such ordinances as to them shall seem meet . . . for regulating the keeping and transporting of gunpowder or other combustible or dangerous materials.

. . . nothing in this act shall be so construed as to prevent any person or persons from storing in any fire-proof magazines any quantity of gun powder or blasting powder not exceeding in quantity two thousand pounds, within the said distance of one thousand feet of a public road; and provided, further, that the prohibition in this act contained shall not apply to any establishment, storehouse or building heretofore erected and used for the manufacturing, storing or keeping of any of said explosives.