Boston: Houghton Mifflin, 1936

8vo, pp. 275. Original orange boards, lettered in black to front panel and spine. Illustrated dust jacket. A near fine copy in a very good dust jacket, a couple of small chips to top edge, a small and unobtrusive closed tear to fold at foot of spine, and with some wear to corners and spine ends.

First US edition.

The sixth of eight novels Williams wrote featuring the German spy Dr. Adolph Grundt, better known as Clubfoot.