
The Mississippi River valley anchors this early 1960s study of the Tri-State area, showing the convergence of Iowa, Wisconsin, and Illinois. The city of Dubuque serves as the regional hub, flanked by the sprawling Upper Mississippi National Wildlife Refuge. The landscape is defined by the Driftless Area's unique topography, including prominent landmarks like Sinsinawa Mound and Charles Mound.
258 named features on this map. Tap any name to fly to it.
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2 editions found
1887 · Cedar Rapids
USGS Topo · 1:62,500
1888 · Shellsburg
USGS Topo · 1:62,500
1888 · Marion
USGS Topo · 1:62,500
1888 · Amana
USGS Topo · 1:62,500
1889 · Tipton
USGS Topo · 1:62,500
1889 · Marion
USGS Topo · 1:62,500
1889 · Amana
USGS Topo · 1:62,500
1889 · Shellsburg
USGS Topo · 1:62,500
1890 · Tipton
USGS Topo · 1:62,500
1890 · Anamosa
USGS Topo · 1:62,500