Here are four porcelain bee-hive styles -- Take all four for $12 plus actual postage

U-1131 (dome incuse) CPR -- very cool crude piece with bumps and drips in the glaze -- only issue are some wire rubs in the wire groove with some rust staining

U-1131 (dome incuse) CPR (different font than the other) -- flat base & skirt chip

U-1128 no markings - VNM

U-1221 no markings - has an inner skirt -- possible German make -- VNM