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Yu Autumn Rain national treasure Wang Daoist cultural relic Oril Stein Wang Yuanzhen
03-19
national treasure Wang Daoist Wang Yuanzhen Mogao Grottoes
Mogao Grottoes Wang Yuanzhen cultural relic Cave of the Hidden Scriptures Stein
01-20
Wang Yuanzhen cultural relic Wang Daoist Mogao Grottoes United Kingdom Stein
12-16