
The Mississippi River dominates this 1890 survey, carving a wide channel between the riverfront communities of Leclaire and Princeton in Iowa and Port Byron and Cordova in Illinois. This era precedes the major lock and dam systems that later altered the river's profile, showing the natural shoreline and islands as they appeared in the late nineteenth century. The confluence with the Wapsipinicon River to the north and the Rock River to the south defines the regional geography, supporting a network of early rail lines including the Chicago Milwaukee and St. Paul Railroad. Inland, the map details the grid-like township boundaries and smaller settlements like Hampton, Watertown, and Valley City. The topography reveals the bluff-side nature of these river towns, where steep elevations rise sharply from the water's edge, influencing the development of local industry and transport hubs during this period of significant growth.
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This is the sole edition of this map. No revisions or reprints were ever made.
1891 · DeWitt
USGS Topo · 1:62,500
1891 · Davenport
USGS Topo · 1:62,500
1891 · Clinton
USGS Topo · 1:62,500
1892 · Goose Lake
USGS Topo · 1:62,500
1893 · Leclaire
USGS Topo · 1:62,500
1894 · Goose Lake
USGS Topo · 1:62,500
1894 · Clinton
USGS Topo · 1:62,500
1894 · Davenport
USGS Topo · 1:62,500
1899 · Clinton
USGS Topo · 1:125,000
1901 · Rock Island
USGS Topo · 1:125,000