Sherd: Rectangular Fragment from the Side of a Cylindrical 'Zun'-Shaped Censer with Horizontal Ribs

Probably Ru ware: light gray stoneware body with pale bluish green glaze, the interior glaze with white to buff cloudiness due either to under firing or to burial (in the waste heap at the kiln site). Probably from the Ru kilns, Henan province

Longquan celadon ware: pale gray stoneware body with a lightly crackled, bluish green celadon glaze over molded decor. From the Longquan kilns in Zhejiang province

Yue ware: light gray stoneware with celadon glaze over incised and carved decoration

Probably Ru ware: light gray stoneware body with pale bluish celadon glaze. Probably from the Ru kilns, Henan province

Longquan celadon ware: pale gray stoneware body with a lustrous, bluish green celadon glaze. From the Longquan kilns in Zhejiang province

Possibly Ru ware: light gray stoneware body with bluish celadon glaze. Possibly from the Ru kilns, Henan province

Longquan celadon ware: pale gray stoneware body with a lustrous, lightly crackled, bluish green celadon glaze. From the Longquan kilns in Zhejiang province.

Guan ware: molded dark gray stoneware with lightly crackled, light grayish blue glaze on the interior and with misfired (i.e. bubbled/cratered) light grayish blue glaze on the exterior. From the guan kilns near Hangzhou, Zhejiang province

Longquan celadon ware: molded, gray stoneware with lightly crackled, transparent, bluish green celadon glaze. From the Longquan kilns in Zhejiang province.

Longquan celadon ware: molded, pale gray stoneware with lightly crackled, bluish green celadon glaze. From the Longquan kilns in Zhejiang province

Ru ware: light gray stoneware body with pale bluish celadon glaze, the glaze with white to buff cloudiness due either to under firing or to burial (in the waste heap at the kiln site). From the Ru kilns, Henan province

Longquan celadon ware: pale gray stoneware with bluish green celadon glaze. From the Longquan kilns in Zhejiang province