1. The green and red planet : a physiological study of the possibility of life on Mars / editorial assistance and foreword by Greer Peyton : [bibliog.] Author: Strughold, Hubertus Format: Book Language: English Published: [1953]
2. The green and red planet : a physiological study of the possibility of life on Mars / by Hubertus Strughold ; with editorial assistance and a foreword by Green Peyton Author: Strughold, Hubertus, 1898- Format: Book Language: English Published: 1954