External cover title and title of the first text: 半(判)座科 [panzuo ke]. Librettos about the merits to hold retreats, including the description of the work "flowers" of Tai Mu and instructions to build an ‘earth bridge’ for Tai Mu. Date(s) claimed in the manuscript: 太歲壬子年十月初七日稽首癸丑年初三日完畢. Calenda...