Calendar: 1969-1970 Page 493

Annual Report of the Delegacy CXXXl Hibbert and Satchell cont 'Equilibria between carboxylic acids and n-butylamine in diethyl ether solution Chem Soc 1968 573 Knipe and Stirling 'Intramolecular reactions Part VI Rates of ring formation in reactions of ω-halogenaoalkylmalonic esters with bases Chem Soc 1968 67 Levison and Robinson 'Coordination and oxidation of sulphur and nitrogen oxides by complexes of some platinum metals Inorg and Nuclear Chemistry Letters 1968 407 Lillford and Satchell 'Cyclic transition states in acylation by kctens Client and Ind 1967 1750 'Acylation Part XXIII Cyclic transition states in acylation by ketens Chem Soc 1968 54 'Acylation Part XXVI The kinetics and mechanism of the spontaneous and acid catalysed reactions of dimethylketen with water and alcohols Chem Soc 1968 889 'Acylation Part XXVIII The kinetics and mechanism of the addition of hydrogen halides to dimethylketen in ether solution Relative reactivi- ties of substrates towards ketens and comparison with mechanisms of acylation by other acylating agents in non-hydroxylic solvents Chem Soc 1968 897 MacKay Nicholas and Wolfgang 'The reactions of carbon atoms and methyne CH with hydrogen and ethylene Amer Chem Soc 1967 89 5758 'The fate of trapped recoil atoms in heterogeneous reaction systems Radiochimica Acta 1967 219 Mohammad Α and Satchell 'Quantitative aspects of Lewis acidity Part XII Equilibria between aluminium chloride and substituted anilines in ether solutions Chetn Soc 1968 331 Rigby Lord and Hall 'The reaction of cyclopentadienylidene triphenylphosphorane with cyano-olefins Chem Comm 1967 714 Robertson and Williams 'Gas-induced growth of projections on field-emitting metal surfaces Report on Twenty-Seventh Annual Conference Physical Electronics Massa- chusetts Institute of Technology Cambridge Mass 1967 144 'Negative ion emission from field-emitting metal surfaces Advances in Mass Spectrometry 1968 847 London Institute of Petroleum