London, Gollancz, 1939. First Edition. First Impression. Hardback. A very good copy. Inscribed by the author to the front endpaper. Uncommon dystopia involving the moon's collision course with earth interrupting the imminent world war [Gerber p154; Spectrum I-194]. Large chip to top forecorner, small chip to upper spine tip, toning to the spine, trivial foxing to foreedge. [8485, Hyraxia Books].