Iowa. State Planning BoardIowa state plan.; "Survey started March 23, 1832, survey completed August 17, 1859."1 map ; black line; 81 x 112 cmJPEG2000767874932; MAPG4151_K2_1832_I6.jp2islandora: testiadep_1817https://digital.lib.uiowa.edu/node/312644engUniversity of Northern IowaPublicOriginal forest cover: Iowa: based on data secured in the original land survey made in Michigan, Wisconsin, and Iowa territories, 1832-1859MapsIowa1830-18401840-18501850-1860University of Iowa