Fig 1. Harris, 1748 - EASTERN SEA(Korea-Japan), NORTH SEA(German-England)
Fig 2. Vinland Map, Carpine, Yale University, 1440 - MARE OCCEANUM ORIENTALE
Fig 3. Benedetto Bordone, Venice, 1528 - MARE ORIENTALE
Fig 4. SIHAI HUS YI ZINGTU(GENERAL MAP OF, CHINESE AND FOREIGN

TERRITOROY WITHIN THE FOUR SEAS) - Zang Huang comp., Tushu bian(1613),

Harvard University, Cambridge
Fig 5. Manoel Godinho de Heredia, 1615 - MAR CORIA