Mystery
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About
When an attack force of techno-thugs under the command of the evil genius, the Black Dragon, seizes control of a top-secret time-warp trigger, Frank and Joe Hardy team up with Tom Swift to halt the destruction.
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Editions
1 edition- Paperback · English · 1992Simon Pulse · 224 pages · 9780671756611
Children's fictionMystery and detective stories
