edit by J. O. Thorne and T. C. Collocott editors, J. C. Thorne, T. C. Collocott edit by P. L. Sandler and C. L. Stott edit by A. J. Thomson and A. V. Martinet edit by M. H. Protter and C. B. Morrey edit by D. H. Norrie and G. de Vries edit by I. M. Singer and J. A. Thorpe edit by A. J. WYATT and S. E. GOGGIN edit by T. C. Collocott and A. B. Dobson edit by Jean Dieudonne and I. G. Macdonald