London, Gollancz, 1931. First edition, first impression. Hardback. A very good copy. Clippings and flyers for the novel laid in. Mystery novel, with fantasy elements. In Bleiler as imaginary playmates [Bleiler, p19]. "Science fantasy of the creation of other personalities" [Locke, I:p30]. Spine toned, spotting to endpapers, a little edge wear, otherwise a respectable copy. A couple of short tears. A little foxing to the edges. [10367, Hyraxia Books].