738 (742). Every person found carrying a pistol, bowie-knife, dirk-knife, slung-shot, brass knucks, or other deadly weapon, shall be deemed guilty of a misdemeanor, and, upon conviction of such first offense, shall be fined from ten to fifty dollars, at the discretion of the court; but, upon conviction of every subsequent offense, shall be fined fifty dollars; Provided, however, That no ordinary pocket-knife and common walking canes shall be construed to be deadly weapons.

739 (743). It shall be the duty of every police officer who sees any person or persons with, or knows of any person carrying such deadly weapons, to immediately arrest every such person, that they may be dealt with according to the provisions of this section.

740 (744). It is expressly understood that the provisions of the above sections, relating to carrying such deadly weapons, do not extend to police or other officers, or persons that are entitled by law to carry such deadly weapons; nor does it extend to the act of handling or moving such deadly weapons in any ordinary business way.

741 (704). All pistols, knives, and other weapons, the carrying of which upon the person is unlawful, which may be found upon the persons of individuals arrested by the metropolitan police, shall be seized by the captain of the metropolitan police, and shall be retained by him and forfeited to the Mayor and City Council, and shall, in no case, be returned to the individual from whom the same was taken, or to any one claiming the same.