Category: 1939

The Navy’s new ultra-secret super weapon vanished from the skies — pilot and plane eaten up by a yellow cloud a quarter of a mile long. The country’s military safety hung in the balance until the Man of Bronze uncovered the deadliest spy apparatus ever.

In one of the most masterly of Doc Savage adventures, the Man of Bronze is jailed! But all the prison bars in the world could not hold Doc when he was on his way to dispelling the madness in the desert that changes people into other identities!