Materials:
ink and colour on paper, set of four, framed as one
Size Notes:
various sizes
Markings:
three signed DING YICHENG, one signed YIMEN, one dated jia zi in the Jiaqing reign, 1804, and with a total of six seals of the artist
Provenance:
Sotheby's Hong Kong, Fine Chinese Paintings, April 2007, Lot 1065.