Finding cards, etc. in suspected houses, to be evidence that such houses are common gaming houses

When any cards, dice, gaming-tables, cloths, boards or other instruments of gaming are found in any house, room, tent, enclosure, space, vehicle, vessel or place entered or searched under the provisions of section 5 of this Act or about the person of any of those who are found therein, it shall be evidence until the contrary is made to appear that such house, room, tent, enclosure, space, vehicle, vessel or place is used as a common gaming-house and that the persons found and present therein were for the purpose of gaming, although no play was actually seen by the Magistrate or the police officer or any of their assistants.