Dòng xuán Líng bǎo zuǒ xuán lùn 洞玄靈寶左玄論
Dòngxuán Língbǎo Discourse of the Left-Mystery
Anonymous; 7th century or earlier
An early-Táng Líng bǎo 靈寶 philosophical treatise on the “left mystery” (zuǒ xuán 左玄). Preserved as DZ 1136 / CT 1136 (Tài píng bù 太平部).
Dating. 7th century or earlier. Dynasty: 唐.