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  1. Agriculture
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WHAT

  1. National Atlas (1)

WHERE

  1. Arizona (1)
  2. United States (1)

WHO

  1. Baker, Oliver Edwin (1)
  2. Marbut, Curtis F. (1)
  3. Marschner, Francis J. (1)
  4. U.S. Department of Agricu … (1)

WHEN

  1. 1931 (1)
  2. 1936 (1)
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Composite: Soil Map of the United States. Atlas of American Agriculture.  
Marbut, Curtis F.; Mars...
Composite: Soil Map of ...
1931
National Atlas
Author
[Marschner, Francis J., Marbut, Curtis F.]
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