Calendar: 1972-1973 Page 498

cxvi Annual Report of the Delegacy Derrick and Robertson 'The determination of the kinetics of unimolecular ionic dissociations by field ionization mass spectrometry with the use of sharp edge Proc Roy Soc 324 491 1971 Emsley 'Solutions of potassium fluoride in glacial acetic acid Chem Soc 2702 1971 Emsley Moore Joyce and Udy Ά new and simple method of preparing dichlorophosphinylphosphori- midic trichloride Chem Soc 2863 1971 Emsley and Udy 'Elucidation of the reaction of phosphorus pentachloride and ammonium chloride by 31P spectroscopy Chem Soc 3025 1970 Emsley and Udy 'Factors influencing the preparation of the cyclic phosphonitrilic chlor- ides Chem Soc 768 1971 Gold Editor Advances in Physical Organic Chemistry Vol Academic Press London and New York 1970 Gold and Grist 'Deuterium solvent isotope effects in methanol solution Part Frac- donation factors for lyonium and lyate ions Chem Soc 1665 1971 Gold Lee and Gitter 'Kinetics of hydrogen isotope exchange reactions Part XXI Heterolytic tritium exchange between resorcinol and water in the homogeneous liquid phase Chem Soc 32 1971 Gold and Rolston 'Kinetics of hydrogen isotope exchange reactions Part XVIII Aliphatic exchange induced by β-radiation on aqueous solutions of alcohols Chem Soc 1795 1970 'Kinetics of hydrogen isotope exchange reactions Part XIX Effect of added solutes on aliphatic tritium exchange of t-butyl alcohol 2-methylpropan- 2-0I under the influence of β-radiation and related experiments Chem Soc 1800 1970 Gold and Tomlinson The acid-base behaviour of cationic indicators in H20-DaO mixtures Chem Soc 1707 1971 Gottarelli Torre and Mason 'The circular dichroism and absolute configuration of -trans-stilbene oxide Chem Soc 1349 1970 Grinter Harding and Mason Optical rotatory power of co-ordination compounds Part XIV Crysta