Scientists have shown that an obsidian hand-mirror once owned by the Renaissance polymath John Dee has Aztec origins, thus confirming a longstanding mystery. John Dee was quite the character. Born in ...
When Elizabeth I’s scientific adviser and “philosopher” John Dee died in 1609 at the age of 81 he left behind a trove of unusual artifacts. Among them was his speculum, a hand mirror made of polished ...
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