, upper right corner with poem calligraphy and signed Shan Shi Dao Ren?. It bears six seal marks. Colophon attributs the artist to Yan Wengui. Hanging scroll. Height: 55 1/8 in (140.0 cm) Width: 19 3/4 in (50.0 cm) Provenance: Property from the collection of retired history professor, Los Angeles