Major Thorpe (writer and artist), Mort Leav (pencils and inks)
Published in Jumbo Comics #47, Jan 1943 - 8 pagesThe Chief of Military Intelligence assigns ZX-5 the job of obtaining proof that a British industrialist is shipping vital resources to Hitler through Spain. ZX-5 starts out by breaking into the Spanish consulate. Later at a party by the suspect, ZX-5 seems enthralled by a beautiful woman who leads him into a trap.
Here are the pages I have of it.