Section 139. No person shall offer for sale tags, tickets, souvenirs, or other merchandise, or conduct an entertainment or game, or otherwise solicit funds, for the benefit of any blind person or group of blind persons, without a license under section one hundred and thirty-eight. Whoever receives such a license shall cause to appear upon every article sold thereunder, and shall post in a conspicuous place near the entrance of any building where an entertainment or game is to be held thereunder, a statement that such sale, entertainment or game has been duly licensed by the commissioner, and shall comply with all rules and regulations made by said commissioner under authority of section one hundred and forty.