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1 Jan 1877 Jahr - Эдмон Фреми разработал метод коммерческого изготовления рубинов из расплава
Beschreibung:
Создал первые камни ювелирного качества.
Zugefügt zum Band der Zeit:
Crystallography
By
Arseniy Baskakov
26 Feb 2020
0
0
975
Datum:
1 Jan 1877 Jahr
Jetzt
~ 148 years ago
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