Astounding Science Fiction (UK) [Vol. XIV No. 4, April 1958] ed. John W. Campbell, Jr. (Atlas Publishing & Distributing Co. Ltd., 1/9d, 128pp, 5.5″ x 7.25″, cover: Precedent after Frank Kelly Freas)
Reprint of the December 1957 (US) issue, except for the article “The Whenabouts of Radioactivity” by Isaac Asimov.