Sisson, John R.1 map; 53 x 47.5 inches1 map, 53 x 47.5 inchesJPEG2000file name: Washington County, Iowa 1859; 3090.jp2islandora: sheetmaps_3https://digital.lib.uiowa.edu/node/707957engState Historical Society of Iowa (Iowa City)PublicMap of Washington County, Iowa, 1859MapsIowa--Washington CountyIowa1850-1860University of Iowa