A VIENNA-STYLE PLATE painted by Grevner with a portrait of Ruth, head and shoulders, wearing a white scarf and brown dress, within a tooled gilt surround, the lustrous pale-celadon border richly gilt with vases, scrolling foliage and flowers, within seeded gilt quatrefoil and lappet-shaped cartouches flanked by leafy scrolls, within bands of beads and leaves, artist's signature, blue beehive mark, black script, iron-red pattern numbers 646. 254., circa 1890