A well patinated bronze wine vessel 'zhi'

Description:

China, Yuan/Ming dynasty
H. 13,8 cm
Around the wall lancet frieze with archaic decoration. Very nice partly redish iridescent patina. Inscribed in ink on the base.
Klaus Nierhoff Collection (1926 - 2011), acquired from an old Southern German private collection, auctioned by Nagel, 14 May 1999, lot 2428 - Minim. Traces of age