The legendary city of M'Tonak lay hidden beneath Mar's Polar cap, its heart a pulsing flame from outer space. Jim Landor found the fabulous green flame, found it sentiently, evilly alive--and that its living meant death for all mankind. [Transcriber's Note: This etext was produced from Planet Stories Fall 1942. Extensive research did not uncover any evidence that the U.S. copyright on this publication was renewed.]…
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