Sold - For a Spaceship is a science fiction novel by British writer Philip E. High, published in 1973.
In the novel, the despairing remains of the human race swiftly improve until mankind has mastered the universe.
Dave Langford reviewed Sold - For a Spaceship for White Dwarf #72, and stated that "High has qualities of excitement and compassion which make his work stand out in this series (if nowhere else)."