It is spring, 1940, and the yet to be named Manhattan Project is already stalled. Franklin Roosevelt has been told that the detonation of an atomic bomb is dependent upon a specially designed charge of conventional explosive and that only one man, a Polish mathematician and physicist, has worked out the mathematical formulas for its design. Unfortunately, the scientist is a prisoner in a Soviet concentration camp in Siberia. Roosevelt enlists a close friend and confidant, William Donovan, to rescue the Pole from the Gulag. Donovan calls upon a Canadian bush pilot, William Tavish, to head the...

The Genesis Cloud . . . not being alone is only half the story. And there are reasons for the silence. Only one file in the United States government bears the designation SENTKO, an acronym for special executive need to know only. SENTKO is a security classification created specifically to hide Galaxy, the government's most closely guarded secret. For more than half a century the information contained in the special file has been secure. But now the SENTKO-shrouded secret has been divulged to a doctor by one of his patients, the last living member of an unofficial committee created in 1947 by...

It is 1928, and a renowned Paris jeweler named Claude Debrosse has gone to North Africa in search of a rare yellow glass. He has disappeared, and Parker "Camel" Hicks has been asked to advise his daughter about the wisdom of going to North Africa to find him. But headstrong and spoiled, the girl is determined to go and stumbles into a world she knows nothing about. She is kidnapped and rescued by Hicks, but the story does not end there. Hicks learns that her father may be alive and that rare red sapphires may be involved in his disappearance. It is a story with many twists and turns toward an...