London, Rupert Hart-Davis, 1968. First Edition. First Impression. Hardback. A fine copy. An important book in the sf and alternative history canons. Includes five pieces in this edition (plus a preface and coda, later expanded to six). A little toning to the exposed top edge of the flaps, some toning to jacket reverse. An excellent copy. Uncommon. Cover art by Keith Roberts [8573, Hyraxia Books].