This is a vintage Rookwood Pottery mug or stein, glazed a golden brown. It is marked on the base with the RP mark for Rookwood, as well as "U.S. Bung Mfg. Co. Cincinnati Ohio Oct 1935." The mug is 4 3/4" tall and 3 3/8" wide. It is in excellent condition with no damage. MBR.
Rookwood Pottery Mug Stein US Bung MFG CO Cincinnatti Ohio 1935