ScienceJohn Michels (Journalist) 1935 |
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Page 49
... minerals and mineral lands , such as potash , oil for naval purpose , helium for dirigibles , and others . The public mind was severely incensed at the naval oil scandals a few years back . In 1930 the leasing act was amended to permit ...
... minerals and mineral lands , such as potash , oil for naval purpose , helium for dirigibles , and others . The public mind was severely incensed at the naval oil scandals a few years back . In 1930 the leasing act was amended to permit ...
Page 50
... mineral policy , second , a suggested policy in the domestic field , and third , the international aspects of the mineral policy . This report was released in mid- December , 1934 . In introducing this report the committee calls atten ...
... mineral policy , second , a suggested policy in the domestic field , and third , the international aspects of the mineral policy . This report was released in mid- December , 1934 . In introducing this report the committee calls atten ...
Page 110
... MINERAL SITUATION First , a few salient facts of the mineral situation bearing on the problem of conservation . Ours is the age of the power machine , and minerals furnish both the power and machine . Minerals are a non - reproduc- ible ...
... MINERAL SITUATION First , a few salient facts of the mineral situation bearing on the problem of conservation . Ours is the age of the power machine , and minerals furnish both the power and machine . Minerals are a non - reproduc- ible ...
Contents
LOUDERBACK G D Age of the Earth 51 | 1 |
Microphotographs R L IVES 445 | 12 |
Pipettes Broken B N SINGH and P B MATHUR 626 | 13 |
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