Emendatio ex 15:23, 14 Octobris 2011 recensere Utilo (disputatio \| conlationes) Magistratus 15 365 edits Paginam instituit, scribens 'thumb\|Lapis Obsidianus '''Lapis Obsidianus'''<ref>[http://books.google.at/books?id=6EIPAAAAQAAJ&pg=PA186&lpg=PA186&dq=lapis+obsidia...'		Emendatio ex 15:24, 14 Octobris 2011 recensere abrogare Utilo (disputatio \| conlationes) Magistratus 15 365 edits m movit Obsianus lapis ad Lapis Obsidianus: nomenclatura scientifica Differentia proxima →
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Quantum redactiones paginae "Lapis obsidianus" differant