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Cover art for Billions & Billions

Billions & Billions

By Carl Sagan

Genres: history, philosophy, science

Recordings

Narrated by Adenrele Ojo, Ann Druyan

  • Runtime: 9 h 42 min
  • Publisher: Brilliance Audio
  • Released: 2017
  • ASIN (us): B0722DBRB2
  • 21 chapters