Title of the first text: 安龍科 [anlong ke]. External cover title: 一本安龍科 [yiben anlong ke ]. Ceremony to fix and improve the cemetery for the ancestors. Date(s) claimed in the manuscript: 庚申年六月二十日. Calendar note: Stem-branches system or 60-years cycle: Three plausible dates: 1740 / 1800 / 1860....
