Líng fēi sǎn chuán xìn lù 靈飛散傳信錄

Reliable Transmission-Record of the Numinous-Flying Powder

by 齊推 (Qí Tuī) — mid-Táng Daoist alchemist

A mid-Táng transmission-record of the formula and lineage of the líng fēi sǎn 靈飛散 (“numinous-flying powder”) — a famous longevity powder. (Title’s last character varies between 言 and 信 in editions; both senses yield “transmission record”.) Dated 812. Preserved as DZ 943 / CT 943 (Dòngshén bù, Zhòng shù lèi 洞神部眾術類).