Portal:Maps/Selected picture/46
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![Portuguese nautical chart](http://upload.wikimedia.org/wikipedia/commons/thumb/b/ba/Pedro_Reinel_1504.jpg/640px-Pedro_Reinel_1504.jpg)
Credit: Pedro Reinel |
Nautical chart by Portuguese cartographer Pedro Reinel (c. 1504), one of the first based on astronomical observations and to depict a scale of latitudes.
Credit: Pedro Reinel |