Martin Alan Greenberg ; with a foreword by John B. Wilt. Erwin Schrodinger ; with a foreword by Roger Penrose. Roger Gabriel ; with a foreword by M. D. Milne. by R. Doswell ; with a foreword by John Beavis. J. S. Rogers ; with a foreword by T. H. Laby. Stuart A. Rosenfeld ; with a foreword by Ray Marshall. V.I. Sreenivas ; with a foreword by C.E. Welch. by S. H. Steinberg ; with a foreword by Beatrice Warde. Harold Dodd, Frank B. Cockett ; with a foreword by R. R. Linton. compiled by Percy H. Muir ; with a foreword by John Masefield.