Columbia subject headings:
Harvard subject headings:
Alchemy--Religious aspects--Taoism
Chen, Zhixu
Taoism--Sacred books
Wei, Boyang, active 2nd century. Can tong qie.
Yu, Yan, 1258-1314.
Princeton subject headings:
Alchemy--Religious aspects--Taoism.
Chen, Zhixu.
Wei, Boyang, active 2nd century. Can tong qi.
Yi jing.
Yu, Yan, 1258-1314.