Henn, Williams and Co.1 mapJPEG20007136904file name: 31858060774886.jp2barcode: 31858060774886islandora: sheetmaps_83(OCoLC)19469712https://digital.lib.uiowa.edu/node/892503engJ.F. AbrahamsR.L. BarnesPublicA township map of the state of Iowa, 1851MapsIowa1850-1860University of Iowa