1939 Knopf hardcover
cover art by Gerald Gregg
first novel featuring Maxfield Chauncey Hale
better image than previously posted
map by Ruth Belew
1944 Dell mapback – cover art by Gerald Gregg
Category: pulp
July 1936 issue
The Wind-Up Doll x 2
1963 Horowitz paperback original release in Australia
1964 Signet paperback original in the US – cover art by Robert McGinnis
