Published: 1967.

Cover Artist: Don Ivan Punchatz.

Publisher: Cock Robin Mystery, an imprint of Macmillan.

Cover blurb: "Grofield, free-lance extraordinary, rescues a damsel in distress in a life-or-death race across Mexico"..

Synopsis: While recovering from several gunshot wounds in a Mexico City hotel, Grofield gets dragged into a conspiracy involving the assassination of a local general.