A counterfeiting ring in the US is flooding Britain with fake pound notes, and a legitimate American airline company in Britain is linked to the operation. The airline's radio operators have been found murdered, and the British Treasury requests US help. An undercover Treasury agent, Mike Conlin, is sent to investigate, posing as an efficiency expert for the airline.
The Crooked Sky
A detective's keen mind uncovers a master thief's elaborate plan, exposing a tangled web of deception and betrayal in the high-stakes world of gambling and counterfeiting.