Description: A map from 1916 of the United States showing the swine production region of the country.
Place Names: Agriculture, hog
ISO Topic Categories: farming,
boundaries,
location
Keywords: Swine Production, political, statistical, kAgriculture, country borders,
major political subdivisions, agriculture, farming,
boundaries,
location, Unknown, 1916
Source: Albert Perry Brigham & Charles T. McFarlane, Essentials of Geography (New York, NY: American Book Company, 1916) 140
Map Credit: Courtesy the private collection of Roy Winkelman |
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