Bi-Yän-Lu: Meister Yüan-wu's Niederschrift von der Smaragdenen Felswand verfasst auf dem Djia-schan bei Li in Hunan zwischen 1111 und 1115 im Druck erschienen in Sitschuan um 1300, 2. Band

The items bear minimal signs of past use, such as light scratches or memories in the form of markings. These signs of wear give the items a charming character and tell stories of their previous owners, while not affecting their functionality.