Dossier concerning Yang Xinda (楊新大), a 49-year-old woman from Shanghai whose death was investigated as a suicide by drowning in March 1949. The file contains a police report on the non-natural death, handwritten witness and family statements concerning the circumstances preceding her disappearance and death, correspondence requesting judicial examination, a prosecutorial inquest, and a detailed examination of the corpse. The corpse examination identifies the deceased as 楊新大, female, aged 49, and records the location of the body in the Pudong area near 東溝楊家門. The final medico-legal conclusion states that Yang Xinda died from entering/falling into water while alive (生前落水身死).