edit by H. W. Fowler and F. G. Fowler edit by M. H. Protter and C. B. Morrey edit by W. S. Fowler and J. Pidcock edit by J. R. Ewer and G. Latorre edit by I. M. Singer and J. A. Thorpe edit by W. S. Fowler and Norman Coe edit by P. L. Sandler and C. L. Stott edit by C. T. Onions and B. D. H. Miller edit by M. Stoliar and L. Fonin edited by Thomas Köhler and Ursula Müller