Publication: Fawcett Publications, Inc, 1950, New York
First edition. PBO. GM 138. Fine in color pictorial wrappers. A shorter version of this book appeared in Collier's Magazine under the title MASQUERADE IN MIAMI. "Alan Douglas found himself in a macabre masquerade that could have only one ending.... murder. Beyond the door was a man who didn't exist, but who was intent on killing him."
Inventory Number: 31079