North Dakota School of Mines Pottery Early Matte Blue McCurdy Clay Test Vase (Mattson)
Early North Dakota School of Mines Pottery matte blue test vase made with McCurdy clay. Exceptional glaze and color. MINT CONDITION. No chips, cracks, damage, or repair of any kind. Bottom stamped with early UND circular ink stamp, McCurdy Clay test marks, cipher for Julia Mattson, student mark HM and FLH for Frieda Hammers. Vase is 3" tall and 4 1/2" wide.