Part of a set of digitized microfilm of manuscript maps of Iowa townships. Individual maps in the set may include: Native American villages and fields; the first farmsteads, town sites and fields established by settlers; networks of trails; distribution of rivers, woods, prairies, wetlands and springs; and survey data such as creator, date created, and date accepted. Additional information supplied by: GIS research to digitize maps of Iowa 1832-1859 vegetation from general land office township plat maps :final report, phase four of four : includes materials from all four phases /submitted by Paul F. Anderson ; research assistants, Michael Miller ... [et al.].[Ames, Iowa] :For the State Preserves Advisory Board and the Iowa Dept. of Transportation by the Dept. of Landscape Architecture, Iowa State University,[1996].