Calendar: 1937-1938 Page 468

annual report Iv Pulley Self-synchronised System for Ionospheric Investigation by the Pulse Method Proc Phys 80c Vol 46 853 1934 Receiver discriminating between right- and left-hand circularly polarised Wireless Waves Proc Phys Soc Vol 47 1098 1935 Quinton The Effect of Temperature Pressure and Humidity on Ionisation Measurements using small Air-wall Chambers Brit Joum Rod Vol IX No 101 313 Richardson "On the Ground State of the Molecular Ion H2 and Wave Mechanics Reprinted from Proc Roy Soc No 877 Vol 152 pp 503-14 November 1935 On the Excitation of Radiation by Electron Impact and on the Photo-electric Effect Reprinted from Zeeman Verhandelingen pp 80-87 The Hague Martinus Niihoff 1935 Rymer Τ The Emission of Positive Ions by Platinum when heated in Oxygen Reprinted from Proc Roy Soc No 879 Vol 153 pp 422-42 January 1936 White and Brown Some Measurements of the Reflection Coefficient of the Iono- sphere for Wireless Waves 1' Proc Roy Soc Vol 153 1936 White and Ratclifpe The Negative Attentuation of Wireless Waves Nature November 1935 Wilson The Depth Dose in Radium Teletherapy Brit Joum Rod Vol IX No 97 38 Effects of Gamma Rays on Chick Embryo Acta Radiologica Vol XVI Fasc 719 DEPARTMENT OF CHEMISTRY Craoos and Allmand "The Photochemical Union of Hydrogen and Chlorine Part IV Trans Chem Soc 1936 Cremer The Application of Metals in Chemical Engineering The Metal Industry 1936 Report on Section Chemical Engineering Congress of the World Power Conference 1936 Chemical Engineering in Great Britain Chemical and Metal- lurgical Engineering 1936