Dòng xuán Líng bǎo zhēn rén xiū xíng yán nián yì suàn fǎ 洞玄靈寶真人修行延年益筭法
Dòngxuán Língbǎo Dharma of the Perfected for Cultivation, Prolonging Years, and Increasing the Lifespan Tally
Anonymous; TángSòng
A Daoist longevity-cultivation scripture on increasing the life-tally (suàn 筭). Preserved as DZ 1271 / CT 1271 (正一部).
Dating. TángSòng. Dynasty: 唐-宋.