A complex of 19 tombs belonging to a Zhang family has bee excavated in Xi’an. The Zhangs were involved in managing the palace of the Prince of Qin 秦. A painted wooden coffin is particularly well preserved.

西安发现明代家族墓面临文物彩绘褪色朽坏_业界聚焦_新浪收藏_新浪网.

Update: More and better photographs here.