History of Space Exploration, Geocentric to Heliocentric, Spaceflight, Earth’s Environment, Space Propulsion Systems, Space Applications, Space Biology, For All Mankind, Appendix, Bibliography, Index. Charles E. Merrill | Columbus, OH | 1970 | 1st printing edition Illus w/diagrams & photos 6x9 inches, 154 pp | A comprehensive volume on space science, published at the height of Project Apollo. Includes chapters on the history of space exploration, geocentric, and heliocentric views of the Solar System, spaceflight, Earth's environment, space propulsion systems, space applications, space medicine and Project Apollo.