• 한국항해항만학회:학술대회논문집
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• 한국항해항만학회 1997년도 Proceedings of KIN-CIN Joint Symposium 97 on Safety of Shipping and History of Maritime Communication between Korea and China around 9th Century
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• pp.175-183
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• 1997

The Jiao Guan Ship was a sea ship, used by Zhang Baogao, the Silla great sea merchant, in the marine trade with china during the 8th cetury A.D. and the 9th century A.D. Studying on the Ship type of the Jiao Guan Ship is the urgent problem to be solved, in the sphere of learning abuot the history of communication between China and Korea. The authors take the initial probe into this subject , by researching Zhang Baogao's marie activities, and point out that the Jiao Guan Ship's original type should be the Sha Ship which was the sea ship sailing the sea in northern China , in the tang Dynasty. At the same time, the authors estimate the constructions and equipment of the ship.