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Arcangelo Scacchi . Arcangelo Scacchi signiert am Juli italienischer Mineraloge Geologe und Vulkanologe Eigener Scan von Emeritus aus dem Werk archive org page Giornale di mineralogia cristallografia petrografia Hoepli Milano Vol Fotograf author Scan Erstverffentlichung Aufnahme von PDold Arcangelo Scacchi thcentury portrait