Keywords: Telluric screw of De Chancourtois.gif Pt Parafuso telúrico de De Chancourtois en 2 Vis tellurique method of organizing the Periodic table in 1862 2013-04-19 08 42 25 http //www rsc org/Education/Teachers/Resources/periodictable/pre16/develop/chancourtois htm Chancourtois diagram Alexandre-Emile Béguyer de Chancourtois PD-old-70-1923 Original upload log page en wikipedia Vis_tellurique_de_Chancourtois gif Upload date User Bytes Dimensions Comment 2007-02-09 01 54 13 Nishkid64 54335 404×711 Uploaded with UploadWizard Periodic table predecessors |