Chicago and Vicinity, 1909
A city plan from 1909 of Chicago and vicinity showing the city limits, major streets, neighboring cities and towns, the drainage canal, parks, rivers, and the shoreline of Lake Michigan....

Chicago and Surrounding Area, 1909
A map from 1909 of Chicago and vicinity, including the State capitol of Springfield. The map shows the railroad network of the area, major cities and towns, rivers, and the southern portion of Lake Michigan....

The Upper Mississippi River, 1911
A map from 1911 showing the old and new channels of the Mississippi at the upper rapids, near Fulton, Illinois. The map shows bluffs and river valleys indicating past river channels....

Prairie and Woodland in Illinois, 1911
A map from 1911 of Illinois showing the Grand Prairie and the pre–European extent of the woodlands in the area. The map is keyed to show areas of prairie and areas of woodlands, and shows major rivers....

Chicago, 1911
A city plan from 1911 of Chicago showing major streets, railroads and stations, the Chicago Union transfer railway yards, canals, Plaines River, parks, harbor, and major landmarks of the city....

Illinois, 1912
A map from 1912 of Illinois showing the State capital of Springfield, counties and county seats, major cities and towns, railroads, canals, lakes and rivers. An inset map shows the vicinity of Chicago. A grid reference in the margins of the map lists...

Chicago, Illinois , 1914
A city plan from 1914 of greater Chicago showing the city limits, major streets, railroads and stations, parks, major landmarks, rivers, and the shoreline of Lake Michigan. A grid reference at the bottom of the map lists the principal streets of Chic...

Illinois River System, 1916
A map from 1916 of the Illinois River drainage basin showing the primary and secondary tributaries from Lake Michigan to the Mississippi River....

Chicago and Vicinity, 1916
A map from 1916 of Chicago and vicinity, showing the railroad network of the area, major cities and towns, rivers, and the southern portion of Lake Michigan from Waukegan to Chicago. The map coverage includes the cities of Elgin, Aurora, and Joliet....

Illinois, 1919
A map from 1919 of Illinois showing the State capital of Springfield, major cities and towns, railroads, canals, the shoreline of Lake Michigan, and the Mississippi and Ohio rivers....