THE VALLEY OF EYES UNSEEN. London: Duckworth and Co., . Octavo, pp. [1-8]  2-327 [328: blank] + 16-page undated publisher's catalogue inserted at rear, original blue cloth, front and spine panels stamped in black. First edition. Adventure thriller in which a lost civilization is discovered in Central Asia. "One of the better lost-race novels, a convincing story of geographical adventure with adult detail, and an excellently imagined fantastic situation in Hellas." - Bleiler, Science-Fiction: The Early Years 453. Clareson, Science Fiction in America, 1870s-1930s 178. Locke, A Spectrum of Fantasy, p. 56. In 333. Sargent, British and American Utopian Literature, 1516-1985, p. 175. Bleiler (1978), p. 46. Reginald 03212. Several small rubs and stain to cloth, mostly on rear panel, a very good copy. Scarce. (#148206).
"First published in 1923" on copyright page.