As the railroad builders advance unstoppably through the Arizona desert on their way to the sea, Jill arrives in the small town of Flagstone with the...
When space galleon cabin boy Jim Hawkins discovers a map to an intergalactic "loot of a thousand worlds," a cyborg cook named John Silver teaches him...
When an asteroid threatens to collide with Earth, NASA honcho Dan Truman determines the only way to stop it is to drill into its surface and detonate...