Aufsatz(elektronisch)#1Januar 1928
What Forests Can Do for the Mississippi River
In: The annals of the American Academy of Political and Social Science, Band 135, Heft 1, S. 45-49
ISSN: 1552-3349
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In: The annals of the American Academy of Political and Social Science, Band 135, Heft 1, S. 45-49
ISSN: 1552-3349
In: The annals of the American Academy of Political and Social Science, Band 111, Heft 1, S. 203-211
ISSN: 1552-3349