300-year-old dirt from the boot helped to find out what was on the site of St. Petersburg before 1703


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Civilization
 
300-year-old dirt from the boot helped to find out what was on the site of St. Petersburg before 1703
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300-year-old dirt from the boot helped to find out what was on the site of St. Petersburg before 1703 - Archeology, Civilization, Scientists, Research, History (science), Saint Petersburg
Archeology Research History (science) Saint Petersburg Scientists Civilization
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