Dòng xuán Líng bǎo dào shì shòu sān dòng jīng jiè fǎ lù zé rì lì 洞玄靈寶道士受三洞經誡法籙擇日曆

Calendar for Daoist-Priest Reception of the Three-Cavern Scriptures, Precepts, and Registers

by 張萬福 (Zhāng Wànfú) — Táng liturgiologist

A Táng calendar manual for selecting dates for ordination rites. Preserved as DZ 1240 / CT 1240 (正一部).

Dating. Early 8th century. Dynasty: 唐.