London: Rupert Hart-Davis, 1957. First U.K. Edition. An association copy of the highest quality, inscribed to Bradbury's long-time friend, mentor, and literary agent Forrest Ackerman. It was Ackerman who introduced a teenage Bradbury to the Los Angeles Science Fiction Society, published Bradbury's first story in his fanzine Imagination, and who would urge Bradbury to pursue his writing, lending him money to publish his own fanzine, Futuria Fantasia. Barron, Fantasy Literature, 4A-44. First Impression. Octavo (20.5cm); maroon paper-covered boards, with titles stamped in silver on spine; dustjacket; [6],7-183,[1]pp. With a contemporary inscription to Forrest J. Ackerman on the front endpaper: "For Forry! Merry Christmas 1957! From his friend Ray Bradbury!" Faint scratch to upper edge of textblock, tiny bump to base of spine, else a fresh, very Near Fine copy. Dustjacket is unclipped (priced 16s net), gently spine-sunned, with some trivial wear to extremities, and Ackerman's tiny…