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Keywords from Image Description:
Descartes Aetherwirbel. Aether vortex around suns and planets Ren Descartes Prinzipien der Philosophie Teil Von der sichtbaren Welt Abschnitt zeno org Ren VondersichtbarenWelt See Zeno org Ren Descartes de Zwikki Mai PDold Gravitation History of physics Images from zeno org Descartes books illustrations