
The Des Moines metropolitan hub and its surrounding central Iowa river valleys are captured here just as the mid-century suburban expansion was beginning to reshape the landscape. The confluence of the Des Moines River and the Raccoon River anchors the capital city, while the Beaver Creek and North River systems define the drainage of the surrounding agricultural counties. In this era, the Iowa State College Experimental Farm near Ames highlights the region's deep connection to agricultural science, and the Sac and Fox Indian Reservation remains a distinct cultural landmark along the Iowa River to the northeast. Transport is dominated by a heavy concentration of rail infrastructure, including the Chicago Milwaukee St Paul and Pacific and the Rock Island and Pacific lines, which supported industrial centers in Ottumwa, Newton, and Oskaloosa before the full dominance of the interstate highway system.
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This is the sole edition of this map. No revisions or reprints were ever made.
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