Softcover. NY, Avon Books, reprint, 1975, Book: Very Good, Dust Jacket: None, Softcover, 160 pages. A cheap faster-than-light drive has permitted populating the galaxy. Each planet has become home for different social groups. 400 years post-diaspora, a Earth spaceship visits three -- a 1st step to galactic unification. Things don't go as hoped, as the ship's incompetent military authoritarians encounter three very different societies.
