| Description | Correspondents: Prof M Bodenstein, 'Zeitschrift fur Physikalische Chemie'; Dr Arnold Berliner; Dr Felix Breyer; Prof AL Clark, Queen's University, Kingston, Ontario, Canada; Dr Klaus Clusius, University of Gottingen; Prof P Debye; Prof Arnold Eucken, University of Gottingen; Prof K Fajans; Prof F Giauque; Prof A Groetz and California Institute of Technology |