Title of the first text: 壹本 橋台科 [yiben qiaotai ke]. External cover title: 壹本小橋台科 [yiben xiao qiaotai ke]. Librettos about the merits to hold retreats. Custodial history: Private collection. Extent and format of original material: 1 volume of 27 folios. Chinese era name (regnal year): 皇號？戌午歲...
