<div class="description">
Contour interval 20 feet.; ""Surveyed in 1914, 1916 and 1920.""; ""Surveyed in cooperation with the States of Kentucky and Illinois.""; (W 88⁰30ʹ00ʺ--W 88⁰15ʹ00ʺ/N 37⁰30ʹ00ʺ--N 37⁰15ʹ00ʺ).; Relief shown by contours and spot heights.; Scale 1:62,500</div>
1921<div style="display: none;">date QS:P571,+1921-00-00T00:00:00Z/9</div>
This file was contributed to Wikimedia Commons by <a href="https://en.wikipedia.org/wiki/en:University_of_Illinois_Urbana-Champaign_University_Library" class="extiw" title="w:en:University of Illinois Urbana-Champaign University Library"><span title="library system of the University of Illinois">University of Illinois Urbana-Champaign University Library</span></a> as part of a cooperation project. The donation was facilitated by the <a href="https://en.wikipedia.org/wiki/Digital_Public_Library_of_America" class="extiw" title="w:Digital Public Library of America">Digital Public Library of America</a>, via its partner Illinois Digital Heritage Hub.<span style="text-align:left">
<ul><li><a rel="nofollow" class="external text" href="https://digital.library.illinois.edu/items/99198260-82d4-0134-1f08-0050569601ca-1">Record in source catalog</a></li>
<li>DPLA identifier: <a rel="nofollow" class="external text" href="https://dp.la/item/fbfa22ce50b15a8742890240d461079d">fbfa22ce50b15a8742890240d461079d</a></li></ul></span>