Chŏng Sul-wŏn (also known as Tu-san), Mountainous Landscape with a Scholar Riding a Donkey and Approaching a Village Nestled in a Grove of Trees, early-mid 20th century, One leaf from a set of six album leaves; ink and light colors on silk; with inscription and two seals of the artist, Harvard Art Museums, Cambridge. https://dartabase.art/cite/harvard/5858