Wall Sconce Stoneware Signed Sea Green Border White Black Unknow Artist

Stoneware Art Pottery Sconce. Signed but unidentifiable. It measures 8.5 inches tall with a 4 inch opening and tapers to 2.5 inches at the base. It weighs 4 lbs, and is Vintage. There is some wear around the rim, but no chips or cracks. The inside show no wear and seems unused. Refer to photos for details.