PICTURE RAIL • DICTIONARY ONE.COM • Definition of Picture rail

... the floor covered with heavy knotted white rag carpet that looked like snow freshly packed. The walls had been repapered with a sparkling white paper which glistened like ice in the electric light. From the wainscoting to the picture rail branches of dark green spruce and pine were fastened and upon these green needles were caught flakes of make-believe snow—made of white cotton-batting with diamond dust powdered on it. The furniture of the summer Nest had been brought in late that afternoon and the slip covers, ...

— The Blue Birds' Winter Nest • Lillian Elizabeth Roy