1863 Map showing location of the Chicago &amp; Northwestern Railway with its branches &amp; connections through Illinois, Iowa, Nebraska, Wisconsin, Minnesota, Michigan, by Edward Mendel, from the Digital Commonwealth - commonwealth cj82kn93f. (<a rel="nofollow" class="external free" href="https://www.digitalcommonwealth.org/search/commonwealth:cj82kn93f">https://www.digitalcommonwealth.org/search/commonwealth:cj82kn93f</a>)
Edward Mendel
Digital Commonwealth