FIG. 452. MAP or REGION ABOUT SOUTH END or LAKE MICHIGAN, AND AN 



The Dune areas are dotted in. This territory really occupies a larger area about Lake Calumet and 

 the purposes of this book. *This sign indicates the Tamarack bog. Electric lines are thus shown 



A few of the main automobile roads out of Chicago are shown by a single line . They are 



map correspond to the numbers on the inset map, which indicates how the city streets connect up with the 



