Portolan chart
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Portolan charts are the earliest known type of nautical charts, and the oldest known examples were made in the late 13th and early 14th centuries in the Mediterranean region, usually displaying the ar
1466 portolan of eastern Azov Sea shores with symbols representing the shores' navigational hazards
1439 portolan chart by Gabriel de Vallseca (Museu Maritim, Barcelona)
Nautical chart
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A nautical chart or hydrographic chart is a graphic representation of a sea region or water body and adjacent coasts or banks. Depending on the scale of the chart, it may show depths of water and heig
Portolan chart
…Portolan charts are the earliest known type of nautical charts, and the oldest known examples were made in the late 13th and early 14th centuries in the Mediterranean region, usually displaying the areas between…
Automatically labeled nautical chart