Section 157. Whoever, being engaged in the business of selling ice at retail, and not engaged in the delivery of the same under a contract, refuses to sell from any place or vehicle engaged in the regular distribution of ice at retail a piece of ice at the fair value thereof to any person other than an ice dealer, shall, if such person tenders in payment therefor the amount of five cents or any multiple thereof not more than fifty cents in legal money of the United States, be punished by a fine of not more than one hundred dollars.