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
รายละเอียดสิ่งพิมพ์
- ตีพิมพ์แล้ว: 1964
- ผู้ตีพิมพ์: Ballantine
- Dewey Decimal: 621.47
- ห้องสมุด ECHO: 621.47 DAN