UNDERSEA CITY. Hicksville, N. Y. The Gnome Press, Inc., Publishers, . Octavo, cloth. First edition. Second binding of gray cloth with spine panel lettered in red. Third volume in the Undersea trilogy. Anatomy of Wonder (2004) II-1264. Text pages age-darkened as is usual with this title, a fine copy in fine dust jacket. (#125627).
First edition so stated on copyright page.