Gray Soapstone Seal, Of square form carved to the top with a pair of beasts in opposition, each side with inscriptions, the seal face carved in yin form with 'kai juan you yi'. Height: 2 1/2 inches (6.3 cm) .Published: 'Ming Qing GeJia Xianzhang Yuan Yin Jingpin' (Fine Original Casual Seals from Ming and Qing Dynasties), Miao Bin, Lantian Publish House, p. 27.