This historical map image could be re-created using vector graphics as an SVG file. This has several advantages; see Commons:Media for cleanup for more information. If an SVG form of this image is available, please upload it and afterwards replace this template with {{vector version available|new image name}}.
It is recommended to name the SVG file “Polska 1333 - 1370 (it).svg”—then the template Vector version available (or Vva) does not need the new image name parameter.
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Map of Poland and territorial borders during the reign of Casimir III the Great (1333 - 1370)