Set of Three (3) Nesting bowls hand thrown and signed with a makers mark pinched

These 3 various size pottery nesting bowls are not only unique in their shape, but also the color variation and design of the blue and black glaze. Lg: 9.5 x 9.75" Med: 8.5 x 8.75" Sm: 6.5 x 7.75" Makers Mark: Three (3) intersecting triangles