New York: The Vanguard Press, [1942]. Octavo, pp. [1-8] 9-283 [284-288: blank] [note: last two leaves are blanks], original blue cloth, front and spine panels stamped in black, top edge stained yellow, fore-edge untrimmed, bottom edge rough trimmed. First edition. Mystery novel of psychological suspense. "...this is not actually a tale of crime-and-puzzlement but a psychological horror story, and one of spine-tingling originality and excellence..." - New York Times book review, 11 October, 1942. [Reference: Hubin (1994), p. 388].