Label
Sagan, Carl, 1934-1996
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Incoming Resources
- Contact, a novel, Carl Sagan
- Pale blue dot, a vision of the human future in space, Carl Sagan
- Shadows of forgotten ancestors, a search for who we are, Carl Sagan, Ann Druyan
- Billions and billions, thoughts on life and death at the brink of the millennium, Carl Sagan
- Billions and billions, thoughts on life and death at the brink of the millennium, Carl Sagan