It shall be unlawful for any person to deliver, sell or offer for sale any load of coal or coke in the county without a ticket or card which shall indicate on its face in plain characters the vendor’s name, the date and the weight of such coal or coke, the kind of coal or coke, the name of the purchaser, vendee or consignee. Such coal or coke shall be weighted before delivery and the ticket or card indicating such weight shall be signed by a weigher in the county whose name and address shall be indicated on the ticket or card; provided, that any vendor of coal or coke whose place of business is in the District of Columbia or Prince George’s County, and who delivers coal or coke in the county may have the same weighed in either the District of Columbia or Prince George’s County or in the county. (Mont. Co. Code 1965, § 16-2; 1935, ch. 389, § 187A.)