THIS IS A MODEL OF A TYPICAL COAL BIN. WHEN COAL WAS USED AS A SOURCE OF HEAT THESE COULD BE FOUND NEXT TO MOST STRUCTURES INCLUDING SMALL ONES SUCH AS CROSSING SHANTIES THAT USED A POT BELLY STOVE TO SUPPLY HEAT. THEY WOULD BE FILLED FROM A PASSING TRAIN OR TRUCK AND BUCKETS OF COAL WOULD BE CARRIED IN AS NEEDED. INJECTION MOLDED IN GRAY STYRENE. 2 PCS