REFINE
Browse All : Geology and Book Map and Geography Book of Wisconsin
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Author
Owen, David Dale
Note
Hand colored geological map. Shows geological formations via hand coloring. It also shows the Iowa coal-field extending into northern Missouri and part of the Illinois coal-field. There is excellent detail of watershed and lakes throughout. Includes Table showing geological formation by color.
Author
Owen, David Dale
Note
Hand color map. References indicated on the maps are Limestones of Cedar Valley, Upper and Lower Magnesium Limestone, Lowest Sandstones, Metamorphic Schists, and Granite & Sienitic Rocks. Prime meridian is Washington.
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