before this, people thought that magnetism was a property of some rocks without any planetary macro expression.
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how and what did he use back then to make these discoveries?
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Maybe he did this map with points using a compass as base, that would explain he tracing the electromagnetic field of Earth
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And then there's this...https://en.wikipedia.org/wiki/Piri_Reis_map …
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Salve a terrinha!!
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Around the same time Rafael Colon-Cimabue (1502-1586) sauntered around Lisbon wearing Chinese silk and aromatic perfumes from Egypt in an effort to attract rich widows of lost sea captains. He became Portugal’s first “chick magnet.”
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