Bidspirit auction | North Dakota School of Mines

North Dakota School of Mines UND Vintage Pottery Carved Test Trial Glaze Bowl - North Dakota School of Mines UND Vintage Pottery Carved Test Trial Glaze Bowl..Hand made test trial glaze bowl with a nautilus shell design to the interior..Excellent condition. No chips, cracks, damage or repair of any kind. Factory stilt chip to base ring...Bottom marked with MP, Z-5 and 964B..Bowl is 1” tall and 3 3/4” wide.. Condition: Excellent Original Condition