Philip Ridder (Russian: Филипп Филиппович Риддер, tr. Filipp Filippovich Ridder; born in 1759 in Saint Petersburg, Russian Empire - died in 1838 in Riga) was a Russian explorer of German descent who discovered polymetallic ores in north-eastern Kazakhstan.
Born |
1759 1759 in Saint Petersburg, Russian Empire
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Died |
1838 (aged 78)
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Zodiac | |
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