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15 Okt 1774 Jahr - Johann Gottlieb Gahn
Beschreibung:
Aisló el manganeso
Zugefügt zum Band der Zeit:
Historia de la Química
By
Daniel Martinez Alzate
21 Feb 2019
0
0
765
Datum:
15 Okt 1774 Jahr
Jetzt
~ 251 years ago
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