Octavo, pp. [1-2] 1-93 [94: blank], original gray decorated wrappers printed in black, side stapled. First edition. Issued as "Science Fiction Classics, Number One." Interplanetary adventure story first published as a serial in ARGOSY, 11 October - 8 November 1919. ". Explorers from the light side of Venus venture into the dark side, where they encounter a charismatic femme fatale reminiscent of Haggard's She, before visiting Earth to find that she and a rival have taken control of the German and Russian military machines, intent on the conquest of the world. Smith's other pulp SF is relatively enterprising, including several stories employing remote viewers: 'On the Brink of 2000' (1910), 'The Treasures of Tantalus' (1920-1921), and 'You've Killed Privacy.'" - Anatomy of Wonder (2004) II-1054. "Smith was perhaps the most interesting of all the writers producing SF for the non-specialist pulps, and his stories should have been more widely reprinted; the most extravagant is the serial '