First quarter 20th century.
Each in very good to excellent condition with each having expected flaking and/or chipping/roughness to the table ring, with one plate having a sizeable loss to the table ring; most plates having some scattered flaking to the edge. Some examples having a small burst bubble or two, as made.
Cake: 3 1/4" H, 9" D rims. Plates: 9" DOA.