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Keywords from Image Description:
Maris Caspii Reiner Ottens. la Nova ac verissima Maris Caspii ante hac maximam fere partem nobis incogniti ac regionum adjacentium delineatio jussu invictissimi principis Petri Alexii fil magni Russorum imperatoris immenso labore et maximis sumptibus facta atque ex autographo in lucem edita per Reinerum Ottens geographum Amstelaedam