Podkayne of Mars
Robert A. Heinlein
Rethink: The Way You Live
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Astronomy Hacks: Tips and Tools for Observing the Night Sky
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GameDev Stories: Volume 4
David L. Craddock
GameDev Stories (4)
Battleship Indomitable
David VanDyke
Galactic Liberation (2)
Starship Liberator
Galactic Liberation (1)