- 16 de nov. de 2017
- 1 min
Portolan Meeting in Lisboa, June 7-8, Instituto Hidrográfico
The Interuniversity Centre for the History of Science and Technology (CIUHCT) is hosting by partnering with the Instituto...
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- 10 de nov. de 2017
- 1 min
After the Compass and Before the Chart: Considerations on the Origin of the Portolan Chart by Gregor
The origin of the medieval portolan charts, which have been called the “first true maps,” is shrouded in mystery. Historians of...
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