choice. This image is a derivative work of the following images: File:Osmium_1.jpg licensed with Cc-by-sa-3.0-migrated, GFDL 2006-03-26T18:20:45Z Maksim...
DescriptionOsmium crystals (cropped).jpg Deutsch: Osmium Os, Kristalle, Reinheit ≥ 99,99%, 2,2 g. Hergestellt nach dem chemischen Transportprozess im...
1914 book cover for Naturwissenschaftliche Wochenschrift (IA naturwissenschaf29deut) (page 1 crop).jpg...
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