Crisp copper engraved map with fair detail throughout. The region north of Japan (Land of Iesso) is shown with faint hachures to indicate the coastlines yet to be explored with a notation adjoining the region described as Parts Unknown. The sea between Japan and Korea is named the Sea of Corea and Korea is depicted with a very truncated shape.
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Condition: B
Issued folding on watermarked paper with moderate toning and faint offsetting.