Park, Charles Frederick, 1903- Earthbound : minerals, energy, and man's future / Charles F. Park, Jr., in collaboration with Margaret C. Freeman. - San Francisco : Freeman, Cooper, c1975 [Printing 1980]. - 279 p. : ill. ; 25 cm. Includes index. Bibliography: p. [265]-268. ISBN: 0877353174 0877353182 Subjects--Topical Terms: Mines and mineral resources.Power resources. Dewey Class. No.: 333.79 / PAE