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Refined by:Sites and Collection: Finding Our Place in the Cosmos: from Galileo to Sagan and Beyond Remove Sites and Collection: The Seth Macfarlane Collection of the Carl Sagan and Ann Druyan Archive Remove Look Inside: Stages of galactic history with respect to extraterrestrial intelligence : note (mss85590.097/) Remove
21 December, 1981 CONTACT NOVEL IDEA FILE Cross file: IDEAS RIDING FILE \S Imagine the history of the galaxy with respect to extraterrestrial intelligence. Very early there were only first generation stars, ...
- Contributor: Sagan, Carl
- Original Format: Manuscripts/Mixed Material
- Date: 1973-12-21