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File:Portolan scale.jpg

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Description Detail of the distance scale (bar, lines and dots) on an anonymous Genoese portolan chart, c.1325-50. Scale of portolan: [ca. 1:5,500,000].
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This is a retouched picture, which means that it has been digitally altered from its original version. The original can be viewed here: Mediterranean chart fourteenth century2.jpg: .


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This image is a derivative work of the following images:

  • File:Mediterranean_chart_fourteenth_century2.jpg licensed with Cc-pd-mark-footer, PD-old
    • 2009-01-18T02:53:17Z Durova 5486x4009 (18079272 Bytes) {{Information |Description=Anonymous nautical chart in portolan style probably drawn in Genoa. Covers Mediterranean Sea from the Balearic Islands to the Levantine coast; also covers western part of Black Sea. Oldest origi

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Date/TimeThumbnailDimensionsUserComment
current23:40, 20 June 2011Thumbnail for version as of 23:40, 20 June 2011977 × 377 (147 KB)Walrasiad{{Information |Description=Detail of the distance scale (bar, lines and dots) on an anonymous Genoese portolan chart, c.1325-50. Scale of portolan: [ca. 1:5,500,000]. |Source=*File:Mediterranean_chart_fourteenth_century2.jpg |Date=2011-06-20 23:39 (
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