by Tom English (Editor), Rocket Science Books (Author)

13 tales of hidden worlds, spectral planes, parallel universes, multiple timelines, and alternate realities, by Douglas Smith, Philip K. Dick, Rhys Hughes, Clifford D. Simak, Gregory L. Norris, Alan E. Nourse, Kurt Newton, Murray Leinster, Scath Beorh, and others. Plus, retro movies by Matt Cowan, weird science by Todd Treichel, a classic Steve Ditko comics story, and much more.

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