edit by W. S. Fowler and J. Pidcock edit by H. W. Fowler and F. G. Fowler W. S. Fowler and J. Pidcock edit by J. R. Ewer and G. Latorre edit by W. S. Fowler and Norman Coe edit by P. L. Sandler and C. L. Stott edit by M. H. Protter and C. B. Morrey W. S. Fowler And J. Pidcock edit by I. M. Singer and J. A. Thorpe edit by A. J. Durelli and V. J. Parks