Annotation of Duke Yang’s Seventy-two Bureau

Grand Duke Liu Ge Qimen

Ask the Duke of Zhou for everything pdf

Ancient Books on Fengshui and Geological Exploration Secretly Conferred by Duke Nanlong (Yishan Medical Book Network)

Duke Yang’s entry

Records of Duke Yang (Song Dynasty) written by Yang Yanling [13681644]11105″.pdf

The secret of Duke Yang’s choice

Duke Yang walks away