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1
An econometric study of discoveries of natural gas and oil ..
Energy in the American economy
Copies:
Zentrale:E02 a swl 769 7ga/31
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2
The National Government and the natural gas industry, 1946-..
a study in the making of a national policy
Energy in the American economy
Copies:
Zentrale:E02 a swl 769 7ga/84