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Who do you have in mind? Maybe https://en.wikipedia.org/wiki/Alexander_von_Humboldt https://en.wikipedia.org/wiki/Alexander_von_Humboldt
by UweSchmidt 9y ago
Who do you have in mind? Maybe
https://en.wikipedia.org/wiki/Alexander_von_Humboldt https://en.wikipedia.org/wiki/Alexander_von_Humboldt