Small Earthenware Flower Frog with Speckled Blue-Green Glaze

A small cylindrical earthenware flower frog with speckled blue-green glaze and twelve small holes for flowers surrounding a central larger flower hole measuring 3/4" wide.  The vase measures 2 1/2" high, 2 3/4" wide, and is signed on the bottom by the maker.  The condition is pristine, with no chips, cracks, or hint of use.