Vintage 1986 Oak Ridge Pottery Stoneware Mug

1986 Oak Ridge gray salt pottery mug. Stamped and signed though I don't know the artist. Excellent condition, with 2 small blemishes on the bottom edge. Blemishes are smooth so may be minor imperfections from original creation and firing. Large capacity. 5.75" tall x 3.75 base. Approximately 4" wide at the widest point. Smoke free and pet free home.