Small 5ft width octagonal concrete Watch House with stove and full interior (5' x 5' x 7' High inside dimensions) in O scale. Made from precast concrete, based on a C. F. Massey prototype. Twelve piece kit, paint all parts, add glass to the windows, glue the door and windows into the walls, glue interior details to the walls and floor, glue the vent into the hole in roof, glue the roof to the walls.