>And it was only rather recently that north-up maps became so commonplace. The portolan chart from 1439 is already north-up. https://en.wikipedia.org/wiki/Por

>And it was only rather recently that north-up maps became so commonplace. The portolan chart from 1439 is already north-up. https://en.wikipedia.org/wiki/Portolan_chart#/media/File:Gabriel_Vallseca._Museo_Marítimo,_Barcelona.1439.jpg https://en.wikipedia.org/wiki/Portolan_chart#/media/File:Gab...