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Y-shaped Rock with One Perforation,
Ming dynasty, 14th-15th century. Green Lingbi stone,
from Lingbi, Anhui province
Stand: Ming dynasty or Kangxi period; Canton style
imitating natural root.
1 3/4 x 7 3/4 x 7 1/4 in. (4.5 x 20 x 18.5 cm)