New York, Co-operative Publishing Co. Inc., 1922. First edition, first impression. Hardback. A very good copy, in a good jacket. Inscribed by the author to the front endpaper. A strange mix of SF and the occult, taking in a Martian utopia. Jacket is a touch worn with some creasing and chipping and a couple of short tears. A couple of tears have been fixed by tape, the longest being 40mm. Boards a little rubbed, seller's sticker to the front pastedown. [10816, Hyraxia Books].