12mo (18 cm), pp. 148, [3] figures. Blue cloth, gilt titling, pictorial jacket with blue dove/ocean motif. Contributors include Thor Heyerdahl, Arthur Miller and Rene Dupuy, among others. Boards and jacket have edge wear, with the latter showing small chips and tears, top edge of text block is darkened with smudges, former owner's name on free front endpaper. Dust jacket present. First Edition.