- Snyder’s real estate map of Cook County, IL, 1886, Library of Congress.
- Flower, S.H. Burhans & J. Van Vechten 1862 Map of Cook County, IL, Library of Congress.
The featured image above is detail from the 1886 Snyder’s map with added highlighting over the lands of Jacob de Jong and Dirk van Vuuren, as well as the labels for East Roseland, South Chicago, and Calumet River. Below is a section of the 1862 map with de Jong and van Vuuren highlighted. Use the links above to view full size images.
