Description: A map showing the distribution of deposits of coal and iron in the United States around 1910. Place Names: United States ISO Topic Categories: boundaries, geoscientificInformation, inlandWaters, oceans, location Keywords: Coal and Iron Deposits in the United States, physical, political, physical features, geological, country borders, major political subdivisions, boundaries, geoscientificInformation, inlandWaters, oceans, location, Unknown, Source: Ralph S. Tarr, B.S., F.G.S.A. and Frank M. McMurry, Ph.D., New Geographies 2nd ed (New York, NY: The Macmillan Company, 1910) 189 Map Credit: Courtesy The Private Collection of Roy Winkelman |
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