Any person, firm, partnership, corporation, joint-stock company or other association, whether as principal, agent, officer or director, for or itself, or for another person, or for any person, firm, partnership, corporation, joint- stock company or other association, who or which shall violate any of the provisions of this article, is guilty of a misdemeanor for each single violation and upon conviction thereof, shall be punished by a fine of not less than $100 nor more than $1,000, or by imprisonment not exceeding ninety days or by both said fine and imprisonment, in the discretion of the court.