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Keywords from Image Description:
Janmayen. en map of Jan Mayen Island territory of Norway in the North Atlantic Ocean in Petermann's Geographische Mitteilungen files wordpress Carl Fredrik Wille and Henrik Mohn afterbr Gisbert Zorgdrager and William Scoresby Old maps of Jan Mayen maps Petermanns Geographische Mitteilungen Henrik Mohn Cornelis Gijsbertsz Zorgdrager