Description: A relief map from 1910 showing the southern extent of the Great Ice Sheet in the United States during the Great Ice Age.
Place Names: A Complete Map of the United States, Great Ice Age, Ice Age, Great Ice Sheet, Ice Shee
ISO Topic Categories: inlandWaters,
location,
oceans,
boundaries
Keywords: The Great Ice Sheet, physical, political, kGlacial, physical features, major political subdivisions,
country borders, inlandWaters,
location,
oceans,
boundaries, Unknown, The Great Ice Age
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) 8
Map Credit: Courtesy the private collection of Roy Winkelman |
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