On the origin of the I-ching and Yi Studies, Cheong Yagyong(1762~1836. pen names: Tasan, Yeoyudang) had mentioned it in his work, Bango-Yemunzhy-lon(『班固藝文志論』)in Yk?hakk s??n(『易學緖言』). Collection of Critical Essays on Yi Studies). This translation with commentary aims to explicate Cheong Yagyong’s view of the I-ching and its bibliographical history.