CLARKE, Arthur C. (1917-2008). Pair of Inscribed Paperback Editions. [V.p., ca. 1958, 1965]. Including: The Exploration of Space. [London:] Pelican Books, [1958]. 12mo. Publisher's pictorial wrappers. REVISED PELICAN BOOKS EDITION, WITH A FAIR COPY OF A PORTION OF THE POEM, "LUCRETIUS" BY TENNYSON IN CLARKE'S HAND ON THE HALF-TITLE, AND HIS PRESENTATION INSCRIPTION ON THE TITLE-PAGE: "To Louie, with all good wishes Arthur London I 60 x 65". 

Wrappers worn, toned, occasional chipping, inner front wrapper scuffed and worn with portion of half-title affixed to wrapper - half-title heavily worn, chipped, torn (not affecting fair copy), text toned with occasional soiling. Fair. [And:] The Treasure of the Great Reef. [New York:] Perennial Library, [1965]. 12mo. Publisher's pictorial glossy wrappers. Some rubbing to wrappers. Fine. FIRST PERENNIAL LIBRARY EDITION, PRESENTATION COPY, INSCRIBED BY CLARKE ON THE HALF-TITLE: "To Louie - so you'll understand why I'm always trying to get back to Ceylon! Arthur 60 I 65 N. B. Chapter 8!"