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In 1491 years the German cartographer Henricus Martellus created a map showing the world that Europeans knew just before the famous expedition of Christopher Columbus in 1492. Now, researchers sodium submit research it to find out what knowledge of geography have people in the fifteenth century.
Map Martelusa who reportedly helped Columbus to cross the Atlantic bears various interesting descriptions in Latin. For example, one of them says that the people living in areas of northern Asia were called "Balor" and that "to live without wine and wheat, and ate the meat of a deer." Similar descriptions are more, but most of them are illegible.
Therefore, researchers from Yale University to read them, they decided to scan the map in different frequency spectrum, including ultraviolet and infrared. - If you look at the map, even from very close, did not notice sodium any additional marks, but when we look at it in the light of the ultraviolet, it turns out that the text is everywhere - says Professor Chet Van Duzer, a historian of cartography and project manager.
Scan action took place last month. sodium Now scientists await a much more time-consuming task. The resulting images will be subject to digital processing and careful analysis, which will reveal secretly Martelusa maps. The results sodium of the work are to be known in the next year.
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