Illustration of the <i>Blue Beryl</i> Treatise by <a href="https://en.wikipedia.org/wiki/Sangye_Gyamtso" class="extiw" title="en:Sangye Gyamtso">en:Sangye Gyamtso</a> (1653-1705)
artist unknown
circa 1720 <div style="display: none;">date QS:P,+1720-00-00T00:00:00Z/9,P1480,Q5727902</div>
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