Concerning the Transportation, Shipment and Landing of Gunpowder, Revised Ordinances of Jersey City, Ch. 23 §§1-3 (1845 & 1871).

"Sec. 1. The commander or owner of any ship or vessel arriving within the jurisdiction of Jersey City, and having more than twenty-five pounds of gunpowder on board, shall, within forty-eight hours after such arrival, and before such ship or vessel shall approach within three hundred yards of any wharf, pier or slip within the jurisdiction of the Mayor and Aldermen of Jersey City, cause the said gunpowder to be landed by means of a boat or boats, or other small craft under a penalty of not less than five dollars, nor more than fifty dollars.
Sec. 2. All gunpowder which shall be conveyed or carried through any of the streets of Jersey City, in any cart, carriage, wagon or wheel-barrow, or otherwise, shall be secured in tight casks or kegs, well headed and hooped, each of which shall be put into, and entirely covered with a leather bag or case, sufficient to prevent any such gunpowder from being spilled or scattered; and all gunpowder, more than twenty-five pounds in weight, which shall be conveyed or carried through any of the said streets in any other manner than as above directed, the person or persons conveying the same, contrary to the provisions of this ordinance shall be subject to a penalty of not less than five dollars, nor more than fifty dollars.
Sec. 3. It shall be lawful either to proceed with any such ship or vessel to sea within forty-eight hours after her arrival or to tranship such gunpowder from one ship or vessel to another, for the purpose of immediate exportation, without landing such gunpowder as in the former section directed; but in either case shall it be lawful to keep such gunpowder for a longer time than forty-eight hours within the jurisdiction of the Mayor and Aldermen of Jersey City, either in such ship or vessel, or landed, as in the second section of this ordinance above named, under the penalty of not less than five dollars, nor more than fifty dollars.

Note.—The provisions of the above chapter were adopted by an ordinance approved December 19, 1845. The matters herein contained being first dealt with by that ordinance, and re-enacted by an ordinance approved August 18, 1871."

1871, NJ, Concerning the Transportation, Shipment, and Landing of Gunpowder, Ch. 23 §§1-3

Howard C. Griffiths, Revised Ordinances of Jersey City, (Compiled and Revised Under an Act Entitled “An Act to Provide for the Compilation and Revision of Ordinances in Cities of this State”--Being Chapter 183, Laws of 1897), As Amended up to July 1, 1899 (With Appendix) (Jersey City, NJ: Datz, 1899), 123. Ch. 23 Concerning the Transportation, Shipment and Landing of Gunpowder, §§1-3. First Approved 19 Dec., 1845; Re-enacted 18 Aug., 1871.