Nei wai shang bian huo lun [shang zhong xia juan] - Li, Gao 1180-1251 (Taiwan shang wu yin shu guan, 1983)
Reproduced from the collection in possession of Guo li gu gong bo wu yuan. - Each page represents 2 leaves of the original. - Series title on cover and spine: Ying yin Wen yüan ko Ssu kʻu chʻüan shu. Tzu pu 51, I chia lei