North Site, Engraved Sutra Cave, Right Vault, Buddha Name on the Post, a-a1
北响堂刻经洞右券石柱上佛名a-a1
North Site | South Cave (Engraved Sutra Cave)
Northern Qi (550-577) | Buddha Names
Volume 1 Figure 7:2 in book Xiangtangshan shiku beike tiji zonglu by Zhang Lintang and Xu Peilan
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