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  1. Coal
  2. Hoel
  3. Dowling, D.B.
  4. Bruce
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  1. 1931 (1)
  2. 1936 (1)
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Browse All : Coal by Hoel and Dowling, D.B. and Bruce and Leach, W.W. and Darby

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Soil Map of the United States, Section 4. Atlas of American Agriculture.  
Soil Map of the United States by Curtis ...
Soil Map of the United States, Section 4...
1931
National Atlas
Author
Marbut, Curtis F.
Full Title
Soil Map of the United States by Curtis F. Marbut and Associates in the Soil Survery, U.S. Department of Agriculture, F.J. Marschner, Cartographer and Associate in Compilation. 1931. Soils, Plate 5, Section 4. Lith. A. Hoen & Co., Inc. Atlas of American Agriculture.
Publisher
U.S. Department of Agriculture
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