South Site, Cave 6, 6－18 Niche, Upper Left, '23rd year of Kaiyuan, Jia Yuanzhen's Wife, Huangpu Wuniang made a Guanyin Image'
南响堂第六窟6－18龛左侧上方“开元廿三年贾元贞妻皇甫五娘造观音像”
South Site | Cave 6
Tang (618-907) | Dedicatory Text
Volume 2 Figure 75 in book Xiangtangshan shiku beike tiji zonglu by Zhang Lintang and Xu Peilan
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