Calendar: 1931-1932 Page 459

ANNUAL REPORT DEPARTMENT OF PHYSICS Appleton Professor Ε Solar Activity and Wireless Transmission Report of Inter- national Research Council on Solar and Terrestrial Relation- ships Paris 1929 On some Measurements of the Equivalent Height of the Atmo- spheric Ionised Layer Proc Roy Soc Vol 126 542 1930 Some Notes on Wireless Methods of Investigating the Electrical Structure of the Upper Atmosphere II Proc Phys Soc Vol XLII Part No 234 1930 Appleton Professor Ε and Green On some Short-wave Equivalent Height Measurements of the Ionised Regions of the Upper Atmosphere Proc Roy Soc Vol 128 159 1930 Appleton Professor Ε and Ratoleffe Some Simultaneous Observations on Downcoming Wireless Waves Proc Roy Soc Vol 128 133 1930 Childs On the Cathode Dark Space in the Geissler Discharge Phil Mag Vol April 1930 Flint Η On the Determination of the Range of Frequencies within the Group of Mechanical Waves of an Electron Proc Roy Soc Vol 126 1929 Flint Η and Fisher The Equations of the Quantum Theory Proc Roy Soc Vol 126 644 1930 Johnson The detailed Electronic Structure of Diatomic Molecules with special reference to CO Trans Faraday Soc Vol 25 649 1929 Some Bands of the Carbon Molecule Nature January 18th 1930 Rao Raman Effect and Electrolytic Dissociation Nature Vol 124 762 1929 Rao Total Secondary Electron Emission from Polycrystalline Nickel Proc Roy Soc Vol 128 1930 Total Secondary Electron Emission from Single Crystal Face of Nickel Proc Roy Soc Vol 128 1930