SECT. 91. No person shall manufacture or sell, or expose for sale, any guncotton, nitro-glycerine, or any compounds of the same, nor any fulminate or substance, except gunpowder, intended to be used by exploding or igniting it, in order to produce a force to propel missiles, or to rend substances apart, except in accordance with a permit from the board of fire commissioners; nor shall any person send or carry through the public streets any such substance, except in the manner and in the quantities allowed by statute or ordinance.

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SECT. 94. No person shall fire or discharge a cannon , gun, fowling- piece , or fire-arm , within the limits of the city, except at a military exercise, or review, authorized by the military authority of the commonwealth, or by the city council or mayor of the city, or in the lawful defence of the person, family, or property of a citizen.