The most plentiful and cheapest energy is ours for the taking. While we exhaust our natural energy resources we ignore the one inexhaustible source-solar energy. We can use it now to actually supply most of the power needs of an average household in many parts of the world.
271 pages, illustrated, photos
Detalles de publicación
- Publicado: 1964
- Editor: Ballantine
- Dewey Decimal: 621.47
- Librería ECHO: 621.47 DAN