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Facts on future energy possibilities /
by Johnstone, Hugh.
Publication:
New York : F. Watts, 1990
. 32 p. :
, Includes index.
30 cm.
Date:1990
Availability:
Copies available:
(1),
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Facts on water, wind, and solar power /
by Arnold, Guy.
Publication:
New York : Franklin Watts, 1990
. p. cm.
, Includes index.
Date:1990
Availability:
Copies available:
(1),
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